Home / 295,247,260.80-442,996,862.40-141,814,339.20

Finding the Fourth Proportional to 295,247,260.80, 442,996,862.40 and 141,814,339.20

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Solution

The fourth proportional to 295,247,260.80, 442,996,862.40 and 141,814,339.20 is: 212,782,015.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,247,260.80 : 442,996,862.40 = 141,814,339.20 : x
  2. Step 2: Convert to fraction form
    295,247,260.80/442,996,862.40 = 141,814,339.20/x
  3. Step 3: Cross multiply
    295,247,260.80x = 442,996,862.40 × 141,814,339.20
  4. Step 4: Simplify right side
    295,247,260.80x = 62,823,307,308,929,320
  5. Step 5: Solve for x
    x = 62,823,307,308,929,320/295,247,260.80
  6. Step 6: Final answer
    x = 212,782,015.79

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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.