Home / 185,537,020.52-278,063,429.86-103,652,591.24

Finding the Fourth Proportional to 185,537,020.52, 278,063,429.86 and 103,652,591.24

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Solution

The fourth proportional to 185,537,020.52, 278,063,429.86 and 103,652,591.24 is: 155,343,634.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,537,020.52 : 278,063,429.86 = 103,652,591.24 : x
  2. Step 2: Convert to fraction form
    185,537,020.52/278,063,429.86 = 103,652,591.24/x
  3. Step 3: Cross multiply
    185,537,020.52x = 278,063,429.86 × 103,652,591.24
  4. Step 4: Simplify right side
    185,537,020.52x = 28,821,995,034,070,992
  5. Step 5: Solve for x
    x = 28,821,995,034,070,992/185,537,020.52
  6. Step 6: Final answer
    x = 155,343,634.13

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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.