Home / 89,143,318.34-133,578,608.75-47,650,096.91

Finding the Fourth Proportional to 89,143,318.34, 133,578,608.75 and 47,650,096.91

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Solution

The fourth proportional to 89,143,318.34, 133,578,608.75 and 47,650,096.91 is: 71,402,251.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,143,318.34 : 133,578,608.75 = 47,650,096.91 : x
  2. Step 2: Convert to fraction form
    89,143,318.34/133,578,608.75 = 47,650,096.91/x
  3. Step 3: Cross multiply
    89,143,318.34x = 133,578,608.75 × 47,650,096.91
  4. Step 4: Simplify right side
    89,143,318.34x = 6,365,033,651,802,223
  5. Step 5: Solve for x
    x = 6,365,033,651,802,223/89,143,318.34
  6. Step 6: Final answer
    x = 71,402,251.68

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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.