Home / 295,247,258.80-442,996,859.40-141,814,337.20

Finding the Fourth Proportional to 295,247,258.80, 442,996,859.40 and 141,814,337.20

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Solution

The fourth proportional to 295,247,258.80, 442,996,859.40 and 141,814,337.20 is: 212,782,012.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,247,258.80 : 442,996,859.40 = 141,814,337.20 : x
  2. Step 2: Convert to fraction form
    295,247,258.80/442,996,859.40 = 141,814,337.20/x
  3. Step 3: Cross multiply
    295,247,258.80x = 442,996,859.40 × 141,814,337.20
  4. Step 4: Simplify right side
    295,247,258.80x = 62,823,305,997,492,584
  5. Step 5: Solve for x
    x = 62,823,305,997,492,584/295,247,258.80
  6. Step 6: Final answer
    x = 212,782,012.79

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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.