Home / 111,551,248.95-153,944,461.85-61,993,711.41

Finding the Fourth Proportional to 111,551,248.95, 153,944,461.85 and 61,993,711.41

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Solution

The fourth proportional to 111,551,248.95, 153,944,461.85 and 61,993,711.41 is: 85,553,399.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,551,248.95 : 153,944,461.85 = 61,993,711.41 : x
  2. Step 2: Convert to fraction form
    111,551,248.95/153,944,461.85 = 61,993,711.41/x
  3. Step 3: Cross multiply
    111,551,248.95x = 153,944,461.85 × 61,993,711.41
  4. Step 4: Simplify right side
    111,551,248.95x = 9,543,588,540,786,686
  5. Step 5: Solve for x
    x = 9,543,588,540,786,686/111,551,248.95
  6. Step 6: Final answer
    x = 85,553,399.27

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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.