Home / 7,217,217,854.10-9,959,582,866.28-4,002,110,078.10

Finding the Fourth Proportional to 7,217,217,854.10, 9,959,582,866.28 and 4,002,110,078.10

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Solution

The fourth proportional to 7,217,217,854.10, 9,959,582,866.28 and 4,002,110,078.10 is: 5,522,813,328.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217,217,854.10 : 9,959,582,866.28 = 4,002,110,078.10 : x
  2. Step 2: Convert to fraction form
    7,217,217,854.10/9,959,582,866.28 = 4,002,110,078.10/x
  3. Step 3: Cross multiply
    7,217,217,854.10x = 9,959,582,866.28 × 4,002,110,078.10
  4. Step 4: Simplify right side
    7,217,217,854.10x = 39,859,346,962,791,260,160
  5. Step 5: Solve for x
    x = 39,859,346,962,791,260,160/7,217,217,854.10
  6. Step 6: Final answer
    x = 5,522,813,328.98

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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.