Home / 116,328,140.80-160,544,778.24-69,933,414.40

Finding the Fourth Proportional to 116,328,140.80, 160,544,778.24 and 69,933,414.40

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Solution

The fourth proportional to 116,328,140.80, 160,544,778.24 and 69,933,414.40 is: 96,515,292.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,328,140.80 : 160,544,778.24 = 69,933,414.40 : x
  2. Step 2: Convert to fraction form
    116,328,140.80/160,544,778.24 = 69,933,414.40/x
  3. Step 3: Cross multiply
    116,328,140.80x = 160,544,778.24 × 69,933,414.40
  4. Step 4: Simplify right side
    116,328,140.80x = 11,227,444,506,414,024
  5. Step 5: Solve for x
    x = 11,227,444,506,414,024/116,328,140.80
  6. Step 6: Final answer
    x = 96,515,292.25

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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.