Home / 313,272,000.30-469,908,000.45-266,914,598.70

Finding the Fourth Proportional to 313,272,000.30, 469,908,000.45 and 266,914,598.70

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Solution

The fourth proportional to 313,272,000.30, 469,908,000.45 and 266,914,598.70 is: 400,371,898.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,272,000.30 : 469,908,000.45 = 266,914,598.70 : x
  2. Step 2: Convert to fraction form
    313,272,000.30/469,908,000.45 = 266,914,598.70/x
  3. Step 3: Cross multiply
    313,272,000.30x = 469,908,000.45 × 266,914,598.70
  4. Step 4: Simplify right side
    313,272,000.30x = 125,425,305,366,031,168
  5. Step 5: Solve for x
    x = 125,425,305,366,031,168/313,272,000.30
  6. Step 6: Final answer
    x = 400,371,898.05

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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.