Home / 28,508,563,083.33-39,341,856,013.86-15,472,745,946.11

Finding the Fourth Proportional to 28,508,563,083.33, 39,341,856,013.86 and 15,472,745,946.11

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Solution

The fourth proportional to 28,508,563,083.33, 39,341,856,013.86 and 15,472,745,946.11 is: 21,352,410,550.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,508,563,083.33 : 39,341,856,013.86 = 15,472,745,946.11 : x
  2. Step 2: Convert to fraction form
    28,508,563,083.33/39,341,856,013.86 = 15,472,745,946.11/x
  3. Step 3: Cross multiply
    28,508,563,083.33x = 39,341,856,013.86 × 15,472,745,946.11
  4. Step 4: Simplify right side
    28,508,563,083.33x = 608,726,543,150,698,856,448
  5. Step 5: Solve for x
    x = 608,726,543,150,698,856,448/28,508,563,083.33
  6. Step 6: Final answer
    x = 21,352,410,550.17

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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.