Home / 99,660,294.64-137,531,586.86-55,609,150.15

Finding the Fourth Proportional to 99,660,294.64, 137,531,586.86 and 55,609,150.15

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Solution

The fourth proportional to 99,660,294.64, 137,531,586.86 and 55,609,150.15 is: 76,740,839.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,660,294.64 : 137,531,586.86 = 55,609,150.15 : x
  2. Step 2: Convert to fraction form
    99,660,294.64/137,531,586.86 = 55,609,150.15/x
  3. Step 3: Cross multiply
    99,660,294.64x = 137,531,586.86 × 55,609,150.15
  4. Step 4: Simplify right side
    99,660,294.64x = 7,648,014,664,065,508
  5. Step 5: Solve for x
    x = 7,648,014,664,065,508/99,660,294.64
  6. Step 6: Final answer
    x = 76,740,839.39

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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.