Home / 497,992,071.70-746,988,107.55-152,945,145.10

Finding the Fourth Proportional to 497,992,071.70, 746,988,107.55 and 152,945,145.10

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Solution

The fourth proportional to 497,992,071.70, 746,988,107.55 and 152,945,145.10 is: 229,417,717.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,992,071.70 : 746,988,107.55 = 152,945,145.10 : x
  2. Step 2: Convert to fraction form
    497,992,071.70/746,988,107.55 = 152,945,145.10/x
  3. Step 3: Cross multiply
    497,992,071.70x = 746,988,107.55 × 152,945,145.10
  4. Step 4: Simplify right side
    497,992,071.70x = 114,248,204,497,209,136
  5. Step 5: Solve for x
    x = 114,248,204,497,209,136/497,992,071.70
  6. Step 6: Final answer
    x = 229,417,717.65

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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.