Home / 103,129,023,517.36-154,693,498,864.32-27,580,210,661.92

Finding the Fourth Proportional to 103,129,023,517.36, 154,693,498,864.32 and 27,580,210,661.92

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Solution

The fourth proportional to 103,129,023,517.36, 154,693,498,864.32 and 27,580,210,661.92 is: 41,370,306,255.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,129,023,517.36 : 154,693,498,864.32 = 27,580,210,661.92 : x
  2. Step 2: Convert to fraction form
    103,129,023,517.36/154,693,498,864.32 = 27,580,210,661.92/x
  3. Step 3: Cross multiply
    103,129,023,517.36x = 154,693,498,864.32 × 27,580,210,661.92
  4. Step 4: Simplify right side
    103,129,023,517.36x = 4,266,479,286,707,427,999,744
  5. Step 5: Solve for x
    x = 4,266,479,286,707,427,999,744/103,129,023,517.36
  6. Step 6: Final answer
    x = 41,370,306,255.15

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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.