Home / 132,504,682.40-182,860,820.56-72,972,326.24

Finding the Fourth Proportional to 132,504,682.40, 182,860,820.56 and 72,972,326.24

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Solution

The fourth proportional to 132,504,682.40, 182,860,820.56 and 72,972,326.24 is: 100,704,210.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,504,682.40 : 182,860,820.56 = 72,972,326.24 : x
  2. Step 2: Convert to fraction form
    132,504,682.40/182,860,820.56 = 72,972,326.24/x
  3. Step 3: Cross multiply
    132,504,682.40x = 182,860,820.56 × 72,972,326.24
  4. Step 4: Simplify right side
    132,504,682.40x = 13,343,779,454,418,418
  5. Step 5: Solve for x
    x = 13,343,779,454,418,418/132,504,682.40
  6. Step 6: Final answer
    x = 100,704,210.69

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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.