Home / 546,799,417.48-819,866,974.38-214,408,191.70

Finding the Fourth Proportional to 546,799,417.48, 819,866,974.38 and 214,408,191.70

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Solution

The fourth proportional to 546,799,417.48, 819,866,974.38 and 214,408,191.70 is: 321,482,045.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,799,417.48 : 819,866,974.38 = 214,408,191.70 : x
  2. Step 2: Convert to fraction form
    546,799,417.48/819,866,974.38 = 214,408,191.70/x
  3. Step 3: Cross multiply
    546,799,417.48x = 819,866,974.38 × 214,408,191.70
  4. Step 4: Simplify right side
    546,799,417.48x = 175,786,195,411,366,016
  5. Step 5: Solve for x
    x = 175,786,195,411,366,016/546,799,417.48
  6. Step 6: Final answer
    x = 321,482,045.87

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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.