Home / 99,530,794.59-137,411,415.34-88,487,040.60

Finding the Fourth Proportional to 99,530,794.59, 137,411,415.34 and 88,487,040.60

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Solution

The fourth proportional to 99,530,794.59, 137,411,415.34 and 88,487,040.60 is: 122,164,497.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,530,794.59 : 137,411,415.34 = 88,487,040.60 : x
  2. Step 2: Convert to fraction form
    99,530,794.59/137,411,415.34 = 88,487,040.60/x
  3. Step 3: Cross multiply
    99,530,794.59x = 137,411,415.34 × 88,487,040.60
  4. Step 4: Simplify right side
    99,530,794.59x = 12,159,129,487,997,592
  5. Step 5: Solve for x
    x = 12,159,129,487,997,592/99,530,794.59
  6. Step 6: Final answer
    x = 122,164,497.32

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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.