Home / 137,999,636.11-207,001,257.21-45,883,374.18

Finding the Fourth Proportional to 137,999,636.11, 207,001,257.21 and 45,883,374.18

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Solution

The fourth proportional to 137,999,636.11, 207,001,257.21 and 45,883,374.18 is: 68,825,660.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,999,636.11 : 207,001,257.21 = 45,883,374.18 : x
  2. Step 2: Convert to fraction form
    137,999,636.11/207,001,257.21 = 45,883,374.18/x
  3. Step 3: Cross multiply
    137,999,636.11x = 207,001,257.21 × 45,883,374.18
  4. Step 4: Simplify right side
    137,999,636.11x = 9,497,916,139,520,600
  5. Step 5: Solve for x
    x = 9,497,916,139,520,600/137,999,636.11
  6. Step 6: Final answer
    x = 68,825,660.76

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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.