Home / 117,011,307.60-175,516,961.40-88,100,917.20

Finding the Fourth Proportional to 117,011,307.60, 175,516,961.40 and 88,100,917.20

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Solution

The fourth proportional to 117,011,307.60, 175,516,961.40 and 88,100,917.20 is: 132,151,375.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,011,307.60 : 175,516,961.40 = 88,100,917.20 : x
  2. Step 2: Convert to fraction form
    117,011,307.60/175,516,961.40 = 88,100,917.20/x
  3. Step 3: Cross multiply
    117,011,307.60x = 175,516,961.40 × 88,100,917.20
  4. Step 4: Simplify right side
    117,011,307.60x = 15,463,205,283,496,998
  5. Step 5: Solve for x
    x = 15,463,205,283,496,998/117,011,307.60
  6. Step 6: Final answer
    x = 132,151,375.80

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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.