Home / 129,495,153.20-194,214,736.20-56,711,793.20

Finding the Fourth Proportional to 129,495,153.20, 194,214,736.20 and 56,711,793.20

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Solution

The fourth proportional to 129,495,153.20, 194,214,736.20 and 56,711,793.20 is: 85,055,430.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,495,153.20 : 194,214,736.20 = 56,711,793.20 : x
  2. Step 2: Convert to fraction form
    129,495,153.20/194,214,736.20 = 56,711,793.20/x
  3. Step 3: Cross multiply
    129,495,153.20x = 194,214,736.20 × 56,711,793.20
  4. Step 4: Simplify right side
    129,495,153.20x = 11,014,265,955,766,954
  5. Step 5: Solve for x
    x = 11,014,265,955,766,954/129,495,153.20
  6. Step 6: Final answer
    x = 85,055,430.13

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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.