Home / 137,584,261.90-206,376,392.85-55,702,981.90

Finding the Fourth Proportional to 137,584,261.90, 206,376,392.85 and 55,702,981.90

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Solution

The fourth proportional to 137,584,261.90, 206,376,392.85 and 55,702,981.90 is: 83,554,472.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,584,261.90 : 206,376,392.85 = 55,702,981.90 : x
  2. Step 2: Convert to fraction form
    137,584,261.90/206,376,392.85 = 55,702,981.90/x
  3. Step 3: Cross multiply
    137,584,261.90x = 206,376,392.85 × 55,702,981.90
  4. Step 4: Simplify right side
    137,584,261.90x = 11,495,780,475,510,838
  5. Step 5: Solve for x
    x = 11,495,780,475,510,838/137,584,261.90
  6. Step 6: Final answer
    x = 83,554,472.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.