Home / 133,073,459.70-199,610,189.55-72,607,283.70

Finding the Fourth Proportional to 133,073,459.70, 199,610,189.55 and 72,607,283.70

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Solution

The fourth proportional to 133,073,459.70, 199,610,189.55 and 72,607,283.70 is: 108,910,925.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,073,459.70 : 199,610,189.55 = 72,607,283.70 : x
  2. Step 2: Convert to fraction form
    133,073,459.70/199,610,189.55 = 72,607,283.70/x
  3. Step 3: Cross multiply
    133,073,459.70x = 199,610,189.55 × 72,607,283.70
  4. Step 4: Simplify right side
    133,073,459.70x = 14,493,153,662,067,626
  5. Step 5: Solve for x
    x = 14,493,153,662,067,626/133,073,459.70
  6. Step 6: Final answer
    x = 108,910,925.55

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1.5x scale

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.