Home / 641,154,600,672.12-961,894,687,531.01-296,803,859,346.36

Finding the Fourth Proportional to 641,154,600,672.12, 961,894,687,531.01 and 296,803,859,346.36

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Solution

The fourth proportional to 641,154,600,672.12, 961,894,687,531.01 and 296,803,859,346.36 is: 445,281,146,301.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,154,600,672.12 : 961,894,687,531.01 = 296,803,859,346.36 : x
  2. Step 2: Convert to fraction form
    641,154,600,672.12/961,894,687,531.01 = 296,803,859,346.36/x
  3. Step 3: Cross multiply
    641,154,600,672.12x = 961,894,687,531.01 × 296,803,859,346.36
  4. Step 4: Simplify right side
    641,154,600,672.12x = 285,494,055,543,964,793,044,992
  5. Step 5: Solve for x
    x = 285,494,055,543,964,793,044,992/641,154,600,672.12
  6. Step 6: Final answer
    x = 445,281,146,301.82

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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.