Home / 88,066,807.80-132,121,206.90-42,591,204.60

Finding the Fourth Proportional to 88,066,807.80, 132,121,206.90 and 42,591,204.60

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Solution

The fourth proportional to 88,066,807.80, 132,121,206.90 and 42,591,204.60 is: 63,896,960.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,066,807.80 : 132,121,206.90 = 42,591,204.60 : x
  2. Step 2: Convert to fraction form
    88,066,807.80/132,121,206.90 = 42,591,204.60/x
  3. Step 3: Cross multiply
    88,066,807.80x = 132,121,206.90 × 42,591,204.60
  4. Step 4: Simplify right side
    88,066,807.80x = 5,627,201,355,076,832
  5. Step 5: Solve for x
    x = 5,627,201,355,076,832/88,066,807.80
  6. Step 6: Final answer
    x = 63,896,960.68

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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.