Home / 572,448,834.30-858,673,251.45-391,050,306.30

Finding the Fourth Proportional to 572,448,834.30, 858,673,251.45 and 391,050,306.30

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Solution

The fourth proportional to 572,448,834.30, 858,673,251.45 and 391,050,306.30 is: 586,575,459.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,448,834.30 : 858,673,251.45 = 391,050,306.30 : x
  2. Step 2: Convert to fraction form
    572,448,834.30/858,673,251.45 = 391,050,306.30/x
  3. Step 3: Cross multiply
    572,448,834.30x = 858,673,251.45 × 391,050,306.30
  4. Step 4: Simplify right side
    572,448,834.30x = 335,784,437,991,139,456
  5. Step 5: Solve for x
    x = 335,784,437,991,139,456/572,448,834.30
  6. Step 6: Final answer
    x = 586,575,459.45

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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.