Home / 96,769,202.40-145,153,803.60-72,881,330.40

Finding the Fourth Proportional to 96,769,202.40, 145,153,803.60 and 72,881,330.40

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Solution

The fourth proportional to 96,769,202.40, 145,153,803.60 and 72,881,330.40 is: 109,321,995.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,769,202.40 : 145,153,803.60 = 72,881,330.40 : x
  2. Step 2: Convert to fraction form
    96,769,202.40/145,153,803.60 = 72,881,330.40/x
  3. Step 3: Cross multiply
    96,769,202.40x = 145,153,803.60 × 72,881,330.40
  4. Step 4: Simplify right side
    96,769,202.40x = 10,579,002,318,988,310
  5. Step 5: Solve for x
    x = 10,579,002,318,988,310/96,769,202.40
  6. Step 6: Final answer
    x = 109,321,995.60

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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.