Home / 571,680,007.40-857,520,011.10-354,001,773.80

Finding the Fourth Proportional to 571,680,007.40, 857,520,011.10 and 354,001,773.80

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Solution

The fourth proportional to 571,680,007.40, 857,520,011.10 and 354,001,773.80 is: 531,002,660.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,680,007.40 : 857,520,011.10 = 354,001,773.80 : x
  2. Step 2: Convert to fraction form
    571,680,007.40/857,520,011.10 = 354,001,773.80/x
  3. Step 3: Cross multiply
    571,680,007.40x = 857,520,011.10 × 354,001,773.80
  4. Step 4: Simplify right side
    571,680,007.40x = 303,563,604,998,395,712
  5. Step 5: Solve for x
    x = 303,563,604,998,395,712/571,680,007.40
  6. Step 6: Final answer
    x = 531,002,660.70

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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.