Home / 652,856,000.80-979,284,001.20-168,181,808.80

Finding the Fourth Proportional to 652,856,000.80, 979,284,001.20 and 168,181,808.80

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Solution

The fourth proportional to 652,856,000.80, 979,284,001.20 and 168,181,808.80 is: 252,272,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,856,000.80 : 979,284,001.20 = 168,181,808.80 : x
  2. Step 2: Convert to fraction form
    652,856,000.80/979,284,001.20 = 168,181,808.80/x
  3. Step 3: Cross multiply
    652,856,000.80x = 979,284,001.20 × 168,181,808.80
  4. Step 4: Simplify right side
    652,856,000.80x = 164,697,754,650,717,376
  5. Step 5: Solve for x
    x = 164,697,754,650,717,376/652,856,000.80
  6. Step 6: Final answer
    x = 252,272,713.20

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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.