Home / 137,540,545,207.28-206,405,057,693.91-48,003,538,583.53

Finding the Fourth Proportional to 137,540,545,207.28, 206,405,057,693.91 and 48,003,538,583.53

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Solution

The fourth proportional to 137,540,545,207.28, 206,405,057,693.91 and 48,003,538,583.53 is: 72,038,198,888.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,540,545,207.28 : 206,405,057,693.91 = 48,003,538,583.53 : x
  2. Step 2: Convert to fraction form
    137,540,545,207.28/206,405,057,693.91 = 48,003,538,583.53/x
  3. Step 3: Cross multiply
    137,540,545,207.28x = 206,405,057,693.91 × 48,003,538,583.53
  4. Step 4: Simplify right side
    137,540,545,207.28x = 9,908,173,150,844,312,616,960
  5. Step 5: Solve for x
    x = 9,908,173,150,844,312,616,960/137,540,545,207.28
  6. Step 6: Final answer
    x = 72,038,198,888.28

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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.