Home / 8,721,578,642.17-12,035,717,299.79-4,761,280,310.17

Finding the Fourth Proportional to 8,721,578,642.17, 12,035,717,299.79 and 4,761,280,310.17

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Solution

The fourth proportional to 8,721,578,642.17, 12,035,717,299.79 and 4,761,280,310.17 is: 6,570,533,403.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721,578,642.17 : 12,035,717,299.79 = 4,761,280,310.17 : x
  2. Step 2: Convert to fraction form
    8,721,578,642.17/12,035,717,299.79 = 4,761,280,310.17/x
  3. Step 3: Cross multiply
    8,721,578,642.17x = 12,035,717,299.79 × 4,761,280,310.17
  4. Step 4: Simplify right side
    8,721,578,642.17x = 57,305,423,798,238,756,864
  5. Step 5: Solve for x
    x = 57,305,423,798,238,756,864/8,721,578,642.17
  6. Step 6: Final answer
    x = 6,570,533,403.34

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Double scale
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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.