Home / 539,010,000.10-808,515,000.15-216,125,596.90

Finding the Fourth Proportional to 539,010,000.10, 808,515,000.15 and 216,125,596.90

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Solution

The fourth proportional to 539,010,000.10, 808,515,000.15 and 216,125,596.90 is: 324,188,395.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,010,000.10 : 808,515,000.15 = 216,125,596.90 : x
  2. Step 2: Convert to fraction form
    539,010,000.10/808,515,000.15 = 216,125,596.90/x
  3. Step 3: Cross multiply
    539,010,000.10x = 808,515,000.15 × 216,125,596.90
  4. Step 4: Simplify right side
    539,010,000.10x = 174,740,787,010,022,336
  5. Step 5: Solve for x
    x = 174,740,787,010,022,336/539,010,000.10
  6. Step 6: Final answer
    x = 324,188,395.35

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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.