Home / 99,885,921.12-149,840,876.16-35,176,343.04

Finding the Fourth Proportional to 99,885,921.12, 149,840,876.16 and 35,176,343.04

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Solution

The fourth proportional to 99,885,921.12, 149,840,876.16 and 35,176,343.04 is: 52,768,738.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,885,921.12 : 149,840,876.16 = 35,176,343.04 : x
  2. Step 2: Convert to fraction form
    99,885,921.12/149,840,876.16 = 35,176,343.04/x
  3. Step 3: Cross multiply
    99,885,921.12x = 149,840,876.16 × 35,176,343.04
  4. Step 4: Simplify right side
    99,885,921.12x = 5,270,854,061,218,318
  5. Step 5: Solve for x
    x = 5,270,854,061,218,318/99,885,921.12
  6. Step 6: Final answer
    x = 52,768,738.60

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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.