Home / 497,992,073.70-746,988,110.55-152,945,147.10

Finding the Fourth Proportional to 497,992,073.70, 746,988,110.55 and 152,945,147.10

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Solution

The fourth proportional to 497,992,073.70, 746,988,110.55 and 152,945,147.10 is: 229,417,720.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,992,073.70 : 746,988,110.55 = 152,945,147.10 : x
  2. Step 2: Convert to fraction form
    497,992,073.70/746,988,110.55 = 152,945,147.10/x
  3. Step 3: Cross multiply
    497,992,073.70x = 746,988,110.55 × 152,945,147.10
  4. Step 4: Simplify right side
    497,992,073.70x = 114,248,206,450,020,800
  5. Step 5: Solve for x
    x = 114,248,206,450,020,800/497,992,073.70
  6. Step 6: Final answer
    x = 229,417,720.65

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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.