Home / 97,155,500.50-145,711,753.90-28,053,304.36

Finding the Fourth Proportional to 97,155,500.50, 145,711,753.90 and 28,053,304.36

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Solution

The fourth proportional to 97,155,500.50, 145,711,753.90 and 28,053,304.36 is: 42,073,749.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,155,500.50 : 145,711,753.90 = 28,053,304.36 : x
  2. Step 2: Convert to fraction form
    97,155,500.50/145,711,753.90 = 28,053,304.36/x
  3. Step 3: Cross multiply
    97,155,500.50x = 145,711,753.90 × 28,053,304.36
  4. Step 4: Simplify right side
    97,155,500.50x = 4,087,696,180,986,117
  5. Step 5: Solve for x
    x = 4,087,696,180,986,117/97,155,500.50
  6. Step 6: Final answer
    x = 42,073,749.40

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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.