Home / 99,680,005.30-149,586,881.55-34,983,685.30

Finding the Fourth Proportional to 99,680,005.30, 149,586,881.55 and 34,983,685.30

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Solution

The fourth proportional to 99,680,005.30, 149,586,881.55 and 34,983,685.30 is: 52,498,997.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,680,005.30 : 149,586,881.55 = 34,983,685.30 : x
  2. Step 2: Convert to fraction form
    99,680,005.30/149,586,881.55 = 34,983,685.30/x
  3. Step 3: Cross multiply
    99,680,005.30x = 149,586,881.55 × 34,983,685.30
  4. Step 4: Simplify right side
    99,680,005.30x = 5,233,100,389,153,576
  5. Step 5: Solve for x
    x = 5,233,100,389,153,576/99,680,005.30
  6. Step 6: Final answer
    x = 52,498,997.90

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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.