Home / 497,992,081.20-746,988,121.80-152,945,154.60

Finding the Fourth Proportional to 497,992,081.20, 746,988,121.80 and 152,945,154.60

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Solution

The fourth proportional to 497,992,081.20, 746,988,121.80 and 152,945,154.60 is: 229,417,731.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,992,081.20 : 746,988,121.80 = 152,945,154.60 : x
  2. Step 2: Convert to fraction form
    497,992,081.20/746,988,121.80 = 152,945,154.60/x
  3. Step 3: Cross multiply
    497,992,081.20x = 746,988,121.80 × 152,945,154.60
  4. Step 4: Simplify right side
    497,992,081.20x = 114,248,213,773,064,624
  5. Step 5: Solve for x
    x = 114,248,213,773,064,624/497,992,081.20
  6. Step 6: Final answer
    x = 229,417,731.90

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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.