Home / 497,992,073.20-746,988,109.80-152,945,146.60

Finding the Fourth Proportional to 497,992,073.20, 746,988,109.80 and 152,945,146.60

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Solution

The fourth proportional to 497,992,073.20, 746,988,109.80 and 152,945,146.60 is: 229,417,719.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,992,073.20 : 746,988,109.80 = 152,945,146.60 : x
  2. Step 2: Convert to fraction form
    497,992,073.20/746,988,109.80 = 152,945,146.60/x
  3. Step 3: Cross multiply
    497,992,073.20x = 746,988,109.80 × 152,945,146.60
  4. Step 4: Simplify right side
    497,992,073.20x = 114,248,205,961,817,888
  5. Step 5: Solve for x
    x = 114,248,205,961,817,888/497,992,073.20
  6. Step 6: Final answer
    x = 229,417,719.90

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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.