Home / 111,551,130.30-153,944,298.11-61,993,592.75

Finding the Fourth Proportional to 111,551,130.30, 153,944,298.11 and 61,993,592.75

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Solution

The fourth proportional to 111,551,130.30, 153,944,298.11 and 61,993,592.75 is: 85,553,235.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,551,130.30 : 153,944,298.11 = 61,993,592.75 : x
  2. Step 2: Convert to fraction form
    111,551,130.30/153,944,298.11 = 61,993,592.75/x
  3. Step 3: Cross multiply
    111,551,130.30x = 153,944,298.11 × 61,993,592.75
  4. Step 4: Simplify right side
    111,551,130.30x = 9,543,560,123,290,826
  5. Step 5: Solve for x
    x = 9,543,560,123,290,826/111,551,130.30
  6. Step 6: Final answer
    x = 85,553,235.52

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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.