Home / 313,073,399.10-469,610,098.65-286,288,772.70

Finding the Fourth Proportional to 313,073,399.10, 469,610,098.65 and 286,288,772.70

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Solution

The fourth proportional to 313,073,399.10, 469,610,098.65 and 286,288,772.70 is: 429,433,159.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,073,399.10 : 469,610,098.65 = 286,288,772.70 : x
  2. Step 2: Convert to fraction form
    313,073,399.10/469,610,098.65 = 286,288,772.70/x
  3. Step 3: Cross multiply
    313,073,399.10x = 469,610,098.65 × 286,288,772.70
  4. Step 4: Simplify right side
    313,073,399.10x = 134,444,098,790,034,416
  5. Step 5: Solve for x
    x = 134,444,098,790,034,416/313,073,399.10
  6. Step 6: Final answer
    x = 429,433,159.05

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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.