Home / 1,942,859,400.60-2,913,281,331.30-715,396,027.80

Finding the Fourth Proportional to 1,942,859,400.60, 2,913,281,331.30 and 715,396,027.80

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Solution

The fourth proportional to 1,942,859,400.60, 2,913,281,331.30 and 715,396,027.80 is: 1,072,722,962.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,859,400.60 : 2,913,281,331.30 = 715,396,027.80 : x
  2. Step 2: Convert to fraction form
    1,942,859,400.60/2,913,281,331.30 = 715,396,027.80/x
  3. Step 3: Cross multiply
    1,942,859,400.60x = 2,913,281,331.30 × 715,396,027.80
  4. Step 4: Simplify right side
    1,942,859,400.60x = 2,084,149,892,275,915,776
  5. Step 5: Solve for x
    x = 2,084,149,892,275,915,776/1,942,859,400.60
  6. Step 6: Final answer
    x = 1,072,722,962.68

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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.