Home / 99,013,538.04-148,520,102.88-55,863,153.24

Finding the Fourth Proportional to 99,013,538.04, 148,520,102.88 and 55,863,153.24

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Solution

The fourth proportional to 99,013,538.04, 148,520,102.88 and 55,863,153.24 is: 83,794,614.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,013,538.04 : 148,520,102.88 = 55,863,153.24 : x
  2. Step 2: Convert to fraction form
    99,013,538.04/148,520,102.88 = 55,863,153.24/x
  3. Step 3: Cross multiply
    99,013,538.04x = 148,520,102.88 × 55,863,153.24
  4. Step 4: Simplify right side
    99,013,538.04x = 8,296,801,266,406,005
  5. Step 5: Solve for x
    x = 8,296,801,266,406,005/99,013,538.04
  6. Step 6: Final answer
    x = 83,794,614.66

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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.