Home / 168,990,852.80-253,486,279.20-41,340,036.80

Finding the Fourth Proportional to 168,990,852.80, 253,486,279.20 and 41,340,036.80

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Solution

The fourth proportional to 168,990,852.80, 253,486,279.20 and 41,340,036.80 is: 62,010,055.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,990,852.80 : 253,486,279.20 = 41,340,036.80 : x
  2. Step 2: Convert to fraction form
    168,990,852.80/253,486,279.20 = 41,340,036.80/x
  3. Step 3: Cross multiply
    168,990,852.80x = 253,486,279.20 × 41,340,036.80
  4. Step 4: Simplify right side
    168,990,852.80x = 10,479,132,110,423,074
  5. Step 5: Solve for x
    x = 10,479,132,110,423,074/168,990,852.80
  6. Step 6: Final answer
    x = 62,010,055.20

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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.