Home / 358,458,549.90-537,687,824.85-247,493,669.10

Finding the Fourth Proportional to 358,458,549.90, 537,687,824.85 and 247,493,669.10

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Solution

The fourth proportional to 358,458,549.90, 537,687,824.85 and 247,493,669.10 is: 371,240,503.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,458,549.90 : 537,687,824.85 = 247,493,669.10 : x
  2. Step 2: Convert to fraction form
    358,458,549.90/537,687,824.85 = 247,493,669.10/x
  3. Step 3: Cross multiply
    358,458,549.90x = 537,687,824.85 × 247,493,669.10
  4. Step 4: Simplify right side
    358,458,549.90x = 133,074,332,602,524,656
  5. Step 5: Solve for x
    x = 133,074,332,602,524,656/358,458,549.90
  6. Step 6: Final answer
    x = 371,240,503.65

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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.