Home / 136,807,146.92-205,168,278.44-49,357,295.57

Finding the Fourth Proportional to 136,807,146.92, 205,168,278.44 and 49,357,295.57

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Solution

The fourth proportional to 136,807,146.92, 205,168,278.44 and 49,357,295.57 is: 74,020,631.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,807,146.92 : 205,168,278.44 = 49,357,295.57 : x
  2. Step 2: Convert to fraction form
    136,807,146.92/205,168,278.44 = 49,357,295.57/x
  3. Step 3: Cross multiply
    136,807,146.92x = 205,168,278.44 × 49,357,295.57
  4. Step 4: Simplify right side
    136,807,146.92x = 10,126,551,361,187,452
  5. Step 5: Solve for x
    x = 10,126,551,361,187,452/136,807,146.92
  6. Step 6: Final answer
    x = 74,020,631.15

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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.