Home / 295,245,335.40-442,868,003.10-90,746,838.60

Finding the Fourth Proportional to 295,245,335.40, 442,868,003.10 and 90,746,838.60

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Solution

The fourth proportional to 295,245,335.40, 442,868,003.10 and 90,746,838.60 is: 136,120,257.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,245,335.40 : 442,868,003.10 = 90,746,838.60 : x
  2. Step 2: Convert to fraction form
    295,245,335.40/442,868,003.10 = 90,746,838.60/x
  3. Step 3: Cross multiply
    295,245,335.40x = 442,868,003.10 × 90,746,838.60
  4. Step 4: Simplify right side
    295,245,335.40x = 40,188,871,198,420,000
  5. Step 5: Solve for x
    x = 40,188,871,198,420,000/295,245,335.40
  6. Step 6: Final answer
    x = 136,120,257.90

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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.