Home / 133,074,101.61-198,781,307.19-98,597,839.86

Finding the Fourth Proportional to 133,074,101.61, 198,781,307.19 and 98,597,839.86

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Solution

The fourth proportional to 133,074,101.61, 198,781,307.19 and 98,597,839.86 is: 147,281,907.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,074,101.61 : 198,781,307.19 = 98,597,839.86 : x
  2. Step 2: Convert to fraction form
    133,074,101.61/198,781,307.19 = 98,597,839.86/x
  3. Step 3: Cross multiply
    133,074,101.61x = 198,781,307.19 × 98,597,839.86
  4. Step 4: Simplify right side
    133,074,101.61x = 19,599,407,493,481,088
  5. Step 5: Solve for x
    x = 19,599,407,493,481,088/133,074,101.61
  6. Step 6: Final answer
    x = 147,281,907.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.