Home / 111,551,195.64-153,944,388.33-61,993,658.09

Finding the Fourth Proportional to 111,551,195.64, 153,944,388.33 and 61,993,658.09

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Solution

The fourth proportional to 111,551,195.64, 153,944,388.33 and 61,993,658.09 is: 85,553,325.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,551,195.64 : 153,944,388.33 = 61,993,658.09 : x
  2. Step 2: Convert to fraction form
    111,551,195.64/153,944,388.33 = 61,993,658.09/x
  3. Step 3: Cross multiply
    111,551,195.64x = 153,944,388.33 × 61,993,658.09
  4. Step 4: Simplify right side
    111,551,195.64x = 9,543,575,775,156,590
  5. Step 5: Solve for x
    x = 9,543,575,775,156,590/111,551,195.64
  6. Step 6: Final answer
    x = 85,553,325.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.