Home / 130,734,139.60-195,676,056.60-101,823,749.20

Finding the Fourth Proportional to 130,734,139.60, 195,676,056.60 and 101,823,749.20

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Solution

The fourth proportional to 130,734,139.60, 195,676,056.60 and 101,823,749.20 is: 152,404,488.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,734,139.60 : 195,676,056.60 = 101,823,749.20 : x
  2. Step 2: Convert to fraction form
    130,734,139.60/195,676,056.60 = 101,823,749.20/x
  3. Step 3: Cross multiply
    130,734,139.60x = 195,676,056.60 × 101,823,749.20
  4. Step 4: Simplify right side
    130,734,139.60x = 19,924,469,711,683,404
  5. Step 5: Solve for x
    x = 19,924,469,711,683,404/130,734,139.60
  6. Step 6: Final answer
    x = 152,404,488.78

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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.