Home / 295,236,279.20-442,854,418.80-113,489,386.40

Finding the Fourth Proportional to 295,236,279.20, 442,854,418.80 and 113,489,386.40

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Solution

The fourth proportional to 295,236,279.20, 442,854,418.80 and 113,489,386.40 is: 170,234,079.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,236,279.20 : 442,854,418.80 = 113,489,386.40 : x
  2. Step 2: Convert to fraction form
    295,236,279.20/442,854,418.80 = 113,489,386.40/x
  3. Step 3: Cross multiply
    295,236,279.20x = 442,854,418.80 × 113,489,386.40
  4. Step 4: Simplify right side
    295,236,279.20x = 50,259,276,254,140,632
  5. Step 5: Solve for x
    x = 50,259,276,254,140,632/295,236,279.20
  6. Step 6: Final answer
    x = 170,234,079.60

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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.