Home / 136,737,547.95-188,667,650.88-80,955,269.85

Finding the Fourth Proportional to 136,737,547.95, 188,667,650.88 and 80,955,269.85

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Solution

The fourth proportional to 136,737,547.95, 188,667,650.88 and 80,955,269.85 is: 111,700,413.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,737,547.95 : 188,667,650.88 = 80,955,269.85 : x
  2. Step 2: Convert to fraction form
    136,737,547.95/188,667,650.88 = 80,955,269.85/x
  3. Step 3: Cross multiply
    136,737,547.95x = 188,667,650.88 × 80,955,269.85
  4. Step 4: Simplify right side
    136,737,547.95x = 15,273,640,588,955,988
  5. Step 5: Solve for x
    x = 15,273,640,588,955,988/136,737,547.95
  6. Step 6: Final answer
    x = 111,700,413.08

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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.