Home / 4,088,636,139.90-5,642,306,720.59-2,280,149,973.32

Finding the Fourth Proportional to 4,088,636,139.90, 5,642,306,720.59 and 2,280,149,973.32

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Solution

The fourth proportional to 4,088,636,139.90, 5,642,306,720.59 and 2,280,149,973.32 is: 3,146,600,743.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088,636,139.90 : 5,642,306,720.59 = 2,280,149,973.32 : x
  2. Step 2: Convert to fraction form
    4,088,636,139.90/5,642,306,720.59 = 2,280,149,973.32/x
  3. Step 3: Cross multiply
    4,088,636,139.90x = 5,642,306,720.59 × 2,280,149,973.32
  4. Step 4: Simplify right side
    4,088,636,139.90x = 12,865,305,518,424,950,784
  5. Step 5: Solve for x
    x = 12,865,305,518,424,950,784/4,088,636,139.90
  6. Step 6: Final answer
    x = 3,146,600,743.67

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Half scale
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Double scale
Find fourth proportional to 4,088,636,140.90, 5,642,306,721.97 and 2,280,149,974.32
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.