Home / 136,751,541.80-205,127,312.70-39,707,061.80

Finding the Fourth Proportional to 136,751,541.80, 205,127,312.70 and 39,707,061.80

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Solution

The fourth proportional to 136,751,541.80, 205,127,312.70 and 39,707,061.80 is: 59,560,592.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,751,541.80 : 205,127,312.70 = 39,707,061.80 : x
  2. Step 2: Convert to fraction form
    136,751,541.80/205,127,312.70 = 39,707,061.80/x
  3. Step 3: Cross multiply
    136,751,541.80x = 205,127,312.70 × 39,707,061.80
  4. Step 4: Simplify right side
    136,751,541.80x = 8,145,002,882,246,824
  5. Step 5: Solve for x
    x = 8,145,002,882,246,824/136,751,541.80
  6. Step 6: Final answer
    x = 59,560,592.70

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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.