Home / 136,063,341.29-187,762,002.62-80,326,716.10

Finding the Fourth Proportional to 136,063,341.29, 187,762,002.62 and 80,326,716.10

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Solution

The fourth proportional to 136,063,341.29, 187,762,002.62 and 80,326,716.10 is: 110,847,675.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,063,341.29 : 187,762,002.62 = 80,326,716.10 : x
  2. Step 2: Convert to fraction form
    136,063,341.29/187,762,002.62 = 80,326,716.10/x
  3. Step 3: Cross multiply
    136,063,341.29x = 187,762,002.62 × 80,326,716.10
  4. Step 4: Simplify right side
    136,063,341.29x = 15,082,305,079,009,320
  5. Step 5: Solve for x
    x = 15,082,305,079,009,320/136,063,341.29
  6. Step 6: Final answer
    x = 110,847,675.33

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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.