Home / 499,971,574.17-690,200,023.15-332,985,726.09

Finding the Fourth Proportional to 499,971,574.17, 690,200,023.15 and 332,985,726.09

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Solution

The fourth proportional to 499,971,574.17, 690,200,023.15 and 332,985,726.09 is: 459,679,645.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,971,574.17 : 690,200,023.15 = 332,985,726.09 : x
  2. Step 2: Convert to fraction form
    499,971,574.17/690,200,023.15 = 332,985,726.09/x
  3. Step 3: Cross multiply
    499,971,574.17x = 690,200,023.15 × 332,985,726.09
  4. Step 4: Simplify right side
    499,971,574.17x = 229,826,755,852,516,864
  5. Step 5: Solve for x
    x = 229,826,755,852,516,864/499,971,574.17
  6. Step 6: Final answer
    x = 459,679,645.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.