Home / 136,737,544.95-188,667,646.74-80,955,266.85

Finding the Fourth Proportional to 136,737,544.95, 188,667,646.74 and 80,955,266.85

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Solution

The fourth proportional to 136,737,544.95, 188,667,646.74 and 80,955,266.85 is: 111,700,408.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,737,544.95 : 188,667,646.74 = 80,955,266.85 : x
  2. Step 2: Convert to fraction form
    136,737,544.95/188,667,646.74 = 80,955,266.85/x
  3. Step 3: Cross multiply
    136,737,544.95x = 188,667,646.74 × 80,955,266.85
  4. Step 4: Simplify right side
    136,737,544.95x = 15,273,639,687,798,232
  5. Step 5: Solve for x
    x = 15,273,639,687,798,232/136,737,544.95
  6. Step 6: Final answer
    x = 111,700,408.94

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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.