Home / 295,099,785.20-442,649,677.80-286,596,729.20

Finding the Fourth Proportional to 295,099,785.20, 442,649,677.80 and 286,596,729.20

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Solution

The fourth proportional to 295,099,785.20, 442,649,677.80 and 286,596,729.20 is: 429,895,093.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,099,785.20 : 442,649,677.80 = 286,596,729.20 : x
  2. Step 2: Convert to fraction form
    295,099,785.20/442,649,677.80 = 286,596,729.20/x
  3. Step 3: Cross multiply
    295,099,785.20x = 442,649,677.80 × 286,596,729.20
  4. Step 4: Simplify right side
    295,099,785.20x = 126,861,949,838,913,856
  5. Step 5: Solve for x
    x = 126,861,949,838,913,856/295,099,785.20
  6. Step 6: Final answer
    x = 429,895,093.80

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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.