Home / 98,931,001.55-148,396,502.33-73,102,968.95

Finding the Fourth Proportional to 98,931,001.55, 148,396,502.33 and 73,102,968.95

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Solution

The fourth proportional to 98,931,001.55, 148,396,502.33 and 73,102,968.95 is: 109,654,453.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,931,001.55 : 148,396,502.33 = 73,102,968.95 : x
  2. Step 2: Convert to fraction form
    98,931,001.55/148,396,502.33 = 73,102,968.95/x
  3. Step 3: Cross multiply
    98,931,001.55x = 148,396,502.33 × 73,102,968.95
  4. Step 4: Simplify right side
    98,931,001.55x = 10,848,224,901,753,078
  5. Step 5: Solve for x
    x = 10,848,224,901,753,078/98,931,001.55
  6. Step 6: Final answer
    x = 109,654,453.43

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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.