Home / 96,720,186.90-145,080,280.35-74,801,198.10

Finding the Fourth Proportional to 96,720,186.90, 145,080,280.35 and 74,801,198.10

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Solution

The fourth proportional to 96,720,186.90, 145,080,280.35 and 74,801,198.10 is: 112,201,797.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,720,186.90 : 145,080,280.35 = 74,801,198.10 : x
  2. Step 2: Convert to fraction form
    96,720,186.90/145,080,280.35 = 74,801,198.10/x
  3. Step 3: Cross multiply
    96,720,186.90x = 145,080,280.35 × 74,801,198.10
  4. Step 4: Simplify right side
    96,720,186.90x = 10,852,178,790,863,886
  5. Step 5: Solve for x
    x = 10,852,178,790,863,886/96,720,186.90
  6. Step 6: Final answer
    x = 112,201,797.15

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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.