Home / 132,243,080.74-182,490,796.86-72,703,943.40

Finding the Fourth Proportional to 132,243,080.74, 182,490,796.86 and 72,703,943.40

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Solution

The fourth proportional to 132,243,080.74, 182,490,796.86 and 72,703,943.40 is: 100,328,882.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,243,080.74 : 182,490,796.86 = 72,703,943.40 : x
  2. Step 2: Convert to fraction form
    132,243,080.74/182,490,796.86 = 72,703,943.40/x
  3. Step 3: Cross multiply
    132,243,080.74x = 182,490,796.86 × 72,703,943.40
  4. Step 4: Simplify right side
    132,243,080.74x = 13,267,800,565,930,340
  5. Step 5: Solve for x
    x = 13,267,800,565,930,340/132,243,080.74
  6. Step 6: Final answer
    x = 100,328,882.93

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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.