Home / 536,801,469.60-805,202,204.40-278,521,143.60

Finding the Fourth Proportional to 536,801,469.60, 805,202,204.40 and 278,521,143.60

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Solution

The fourth proportional to 536,801,469.60, 805,202,204.40 and 278,521,143.60 is: 417,781,715.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,801,469.60 : 805,202,204.40 = 278,521,143.60 : x
  2. Step 2: Convert to fraction form
    536,801,469.60/805,202,204.40 = 278,521,143.60/x
  3. Step 3: Cross multiply
    536,801,469.60x = 805,202,204.40 × 278,521,143.60
  4. Step 4: Simplify right side
    536,801,469.60x = 224,265,838,798,728,960
  5. Step 5: Solve for x
    x = 224,265,838,798,728,960/536,801,469.60
  6. Step 6: Final answer
    x = 417,781,715.40

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Similar ratio
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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.