Home / 157,465,512.10-236,198,268.15-111,549,009.70

Finding the Fourth Proportional to 157,465,512.10, 236,198,268.15 and 111,549,009.70

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Solution

The fourth proportional to 157,465,512.10, 236,198,268.15 and 111,549,009.70 is: 167,323,514.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,512.10 : 236,198,268.15 = 111,549,009.70 : x
  2. Step 2: Convert to fraction form
    157,465,512.10/236,198,268.15 = 111,549,009.70/x
  3. Step 3: Cross multiply
    157,465,512.10x = 236,198,268.15 × 111,549,009.70
  4. Step 4: Simplify right side
    157,465,512.10x = 26,347,682,904,987,552
  5. Step 5: Solve for x
    x = 26,347,682,904,987,552/157,465,512.10
  6. Step 6: Final answer
    x = 167,323,514.55

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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.