Home / 99,744,227.80-149,364,399.30-65,480,061.40

Finding the Fourth Proportional to 99,744,227.80, 149,364,399.30 and 65,480,061.40

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Solution

The fourth proportional to 99,744,227.80, 149,364,399.30 and 65,480,061.40 is: 98,054,697.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,744,227.80 : 149,364,399.30 = 65,480,061.40 : x
  2. Step 2: Convert to fraction form
    99,744,227.80/149,364,399.30 = 65,480,061.40/x
  3. Step 3: Cross multiply
    99,744,227.80x = 149,364,399.30 × 65,480,061.40
  4. Step 4: Simplify right side
    99,744,227.80x = 9,780,390,037,138,118
  5. Step 5: Solve for x
    x = 9,780,390,037,138,118/99,744,227.80
  6. Step 6: Final answer
    x = 98,054,697.03

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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.