Home / 340,598,520.30-510,897,780.45-98,269,329.90

Finding the Fourth Proportional to 340,598,520.30, 510,897,780.45 and 98,269,329.90

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Solution

The fourth proportional to 340,598,520.30, 510,897,780.45 and 98,269,329.90 is: 147,403,994.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,598,520.30 : 510,897,780.45 = 98,269,329.90 : x
  2. Step 2: Convert to fraction form
    340,598,520.30/510,897,780.45 = 98,269,329.90/x
  3. Step 3: Cross multiply
    340,598,520.30x = 510,897,780.45 × 98,269,329.90
  4. Step 4: Simplify right side
    340,598,520.30x = 50,205,582,532,218,824
  5. Step 5: Solve for x
    x = 50,205,582,532,218,824/340,598,520.30
  6. Step 6: Final answer
    x = 147,403,994.85

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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.