Home / 365,836,507.80-548,573,186.02-132,657,911.70

Finding the Fourth Proportional to 365,836,507.80, 548,573,186.02 and 132,657,911.70

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Solution

The fourth proportional to 365,836,507.80, 548,573,186.02 and 132,657,911.70 is: 198,921,025.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,836,507.80 : 548,573,186.02 = 132,657,911.70 : x
  2. Step 2: Convert to fraction form
    365,836,507.80/548,573,186.02 = 132,657,911.70/x
  3. Step 3: Cross multiply
    365,836,507.80x = 548,573,186.02 × 132,657,911.70
  4. Step 4: Simplify right side
    365,836,507.80x = 72,772,573,272,028,832
  5. Step 5: Solve for x
    x = 72,772,573,272,028,832/365,836,507.80
  6. Step 6: Final answer
    x = 198,921,025.43

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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.