Home / 102,019,447.20-153,327,769.20-88,881,117.60

Finding the Fourth Proportional to 102,019,447.20, 153,327,769.20 and 88,881,117.60

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Solution

The fourth proportional to 102,019,447.20, 153,327,769.20 and 88,881,117.60 is: 133,581,820.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,019,447.20 : 153,327,769.20 = 88,881,117.60 : x
  2. Step 2: Convert to fraction form
    102,019,447.20/153,327,769.20 = 88,881,117.60/x
  3. Step 3: Cross multiply
    102,019,447.20x = 153,327,769.20 × 88,881,117.60
  4. Step 4: Simplify right side
    102,019,447.20x = 13,627,943,485,610,856
  5. Step 5: Solve for x
    x = 13,627,943,485,610,856/102,019,447.20
  6. Step 6: Final answer
    x = 133,581,820.52

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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.