Home / 560,348,546.80-840,522,820.20-196,842,902.80

Finding the Fourth Proportional to 560,348,546.80, 840,522,820.20 and 196,842,902.80

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Solution

The fourth proportional to 560,348,546.80, 840,522,820.20 and 196,842,902.80 is: 295,264,354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,348,546.80 : 840,522,820.20 = 196,842,902.80 : x
  2. Step 2: Convert to fraction form
    560,348,546.80/840,522,820.20 = 196,842,902.80/x
  3. Step 3: Cross multiply
    560,348,546.80x = 840,522,820.20 × 196,842,902.80
  4. Step 4: Simplify right side
    560,348,546.80x = 165,450,951,797,810,496
  5. Step 5: Solve for x
    x = 165,450,951,797,810,496/560,348,546.80
  6. Step 6: Final answer
    x = 295,264,354.20

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1.5x scale

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.