Home / 144,010,203.39-198,712,702.16-87,465,524.53

Finding the Fourth Proportional to 144,010,203.39, 198,712,702.16 and 87,465,524.53

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Solution

The fourth proportional to 144,010,203.39, 198,712,702.16 and 87,465,524.53 is: 120,689,439.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,010,203.39 : 198,712,702.16 = 87,465,524.53 : x
  2. Step 2: Convert to fraction form
    144,010,203.39/198,712,702.16 = 87,465,524.53/x
  3. Step 3: Cross multiply
    144,010,203.39x = 198,712,702.16 × 87,465,524.53
  4. Step 4: Simplify right side
    144,010,203.39x = 17,380,510,724,204,502
  5. Step 5: Solve for x
    x = 17,380,510,724,204,502/144,010,203.39
  6. Step 6: Final answer
    x = 120,689,439.46

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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.