Home / 347,701,153.60-521,551,730.40-105,332,564.80

Finding the Fourth Proportional to 347,701,153.60, 521,551,730.40 and 105,332,564.80

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Solution

The fourth proportional to 347,701,153.60, 521,551,730.40 and 105,332,564.80 is: 157,998,847.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,701,153.60 : 521,551,730.40 = 105,332,564.80 : x
  2. Step 2: Convert to fraction form
    347,701,153.60/521,551,730.40 = 105,332,564.80/x
  3. Step 3: Cross multiply
    347,701,153.60x = 521,551,730.40 × 105,332,564.80
  4. Step 4: Simplify right side
    347,701,153.60x = 54,936,381,438,910,128
  5. Step 5: Solve for x
    x = 54,936,381,438,910,128/347,701,153.60
  6. Step 6: Final answer
    x = 157,998,847.20

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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.