Home / 1,555,497,856.80-2,334,142,580.40-586,844,647.20

Finding the Fourth Proportional to 1,555,497,856.80, 2,334,142,580.40 and 586,844,647.20

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Solution

The fourth proportional to 1,555,497,856.80, 2,334,142,580.40 and 586,844,647.20 is: 880,604,928.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,497,856.80 : 2,334,142,580.40 = 586,844,647.20 : x
  2. Step 2: Convert to fraction form
    1,555,497,856.80/2,334,142,580.40 = 586,844,647.20/x
  3. Step 3: Cross multiply
    1,555,497,856.80x = 2,334,142,580.40 × 586,844,647.20
  4. Step 4: Simplify right side
    1,555,497,856.80x = 1,369,779,079,109,335,808
  5. Step 5: Solve for x
    x = 1,369,779,079,109,335,808/1,555,497,856.80
  6. Step 6: Final answer
    x = 880,604,928.59

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.