Home / 680,810,177.80-1,019,703,612.30-559,877,825.80

Finding the Fourth Proportional to 680,810,177.80, 1,019,703,612.30 and 559,877,825.80

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Solution

The fourth proportional to 680,810,177.80, 1,019,703,612.30 and 559,877,825.80 is: 838,573,599.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,810,177.80 : 1,019,703,612.30 = 559,877,825.80 : x
  2. Step 2: Convert to fraction form
    680,810,177.80/1,019,703,612.30 = 559,877,825.80/x
  3. Step 3: Cross multiply
    680,810,177.80x = 1,019,703,612.30 × 559,877,825.80
  4. Step 4: Simplify right side
    680,810,177.80x = 570,909,441,414,930,048
  5. Step 5: Solve for x
    x = 570,909,441,414,930,048/680,810,177.80
  6. Step 6: Final answer
    x = 838,573,599.56

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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.