Home / 181,687,646.80-272,531,470.20-167,657,604.40

Finding the Fourth Proportional to 181,687,646.80, 272,531,470.20 and 167,657,604.40

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Solution

The fourth proportional to 181,687,646.80, 272,531,470.20 and 167,657,604.40 is: 251,486,406.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,687,646.80 : 272,531,470.20 = 167,657,604.40 : x
  2. Step 2: Convert to fraction form
    181,687,646.80/272,531,470.20 = 167,657,604.40/x
  3. Step 3: Cross multiply
    181,687,646.80x = 272,531,470.20 × 167,657,604.40
  4. Step 4: Simplify right side
    181,687,646.80x = 45,691,973,417,341,992
  5. Step 5: Solve for x
    x = 45,691,973,417,341,992/181,687,646.80
  6. Step 6: Final answer
    x = 251,486,406.60

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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.