Home / 434,732,607.20-652,098,910.80-289,613,784.80

Finding the Fourth Proportional to 434,732,607.20, 652,098,910.80 and 289,613,784.80

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Solution

The fourth proportional to 434,732,607.20, 652,098,910.80 and 289,613,784.80 is: 434,420,677.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,732,607.20 : 652,098,910.80 = 289,613,784.80 : x
  2. Step 2: Convert to fraction form
    434,732,607.20/652,098,910.80 = 289,613,784.80/x
  3. Step 3: Cross multiply
    434,732,607.20x = 652,098,910.80 × 289,613,784.80
  4. Step 4: Simplify right side
    434,732,607.20x = 188,856,833,620,745,600
  5. Step 5: Solve for x
    x = 188,856,833,620,745,600/434,732,607.20
  6. Step 6: Final answer
    x = 434,420,677.20

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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.