Home / 295,245,423.40-442,868,135.10-90,746,926.60

Finding the Fourth Proportional to 295,245,423.40, 442,868,135.10 and 90,746,926.60

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Solution

The fourth proportional to 295,245,423.40, 442,868,135.10 and 90,746,926.60 is: 136,120,389.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,245,423.40 : 442,868,135.10 = 90,746,926.60 : x
  2. Step 2: Convert to fraction form
    295,245,423.40/442,868,135.10 = 90,746,926.60/x
  3. Step 3: Cross multiply
    295,245,423.40x = 442,868,135.10 × 90,746,926.60
  4. Step 4: Simplify right side
    295,245,423.40x = 40,188,922,149,398,584
  5. Step 5: Solve for x
    x = 40,188,922,149,398,584/295,245,423.40
  6. Step 6: Final answer
    x = 136,120,389.90

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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.