Home / 1,120,205,598.20-1,680,308,397.30-713,066,679.80

Finding the Fourth Proportional to 1,120,205,598.20, 1,680,308,397.30 and 713,066,679.80

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Solution

The fourth proportional to 1,120,205,598.20, 1,680,308,397.30 and 713,066,679.80 is: 1,069,600,019.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,205,598.20 : 1,680,308,397.30 = 713,066,679.80 : x
  2. Step 2: Convert to fraction form
    1,120,205,598.20/1,680,308,397.30 = 713,066,679.80/x
  3. Step 3: Cross multiply
    1,120,205,598.20x = 1,680,308,397.30 × 713,066,679.80
  4. Step 4: Simplify right side
    1,120,205,598.20x = 1,198,171,929,902,770,176
  5. Step 5: Solve for x
    x = 1,198,171,929,902,770,176/1,120,205,598.20
  6. Step 6: Final answer
    x = 1,069,600,019.70

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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.