Home / 89,942,793.40-134,914,173.08-49,036,631.48

Finding the Fourth Proportional to 89,942,793.40, 134,914,173.08 and 49,036,631.48

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Solution

The fourth proportional to 89,942,793.40, 134,914,173.08 and 49,036,631.48 is: 73,554,937.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,942,793.40 : 134,914,173.08 = 49,036,631.48 : x
  2. Step 2: Convert to fraction form
    89,942,793.40/134,914,173.08 = 49,036,631.48/x
  3. Step 3: Cross multiply
    89,942,793.40x = 134,914,173.08 × 49,036,631.48
  4. Step 4: Simplify right side
    89,942,793.40x = 6,615,736,586,752,897
  5. Step 5: Solve for x
    x = 6,615,736,586,752,897/89,942,793.40
  6. Step 6: Final answer
    x = 73,554,937.94

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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.