Home / 7,129,608,617.60-10,694,412,926.40-6,827,324,976.80

Finding the Fourth Proportional to 7,129,608,617.60, 10,694,412,926.40 and 6,827,324,976.80

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Solution

The fourth proportional to 7,129,608,617.60, 10,694,412,926.40 and 6,827,324,976.80 is: 10,240,987,465.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,129,608,617.60 : 10,694,412,926.40 = 6,827,324,976.80 : x
  2. Step 2: Convert to fraction form
    7,129,608,617.60/10,694,412,926.40 = 6,827,324,976.80/x
  3. Step 3: Cross multiply
    7,129,608,617.60x = 10,694,412,926.40 × 6,827,324,976.80
  4. Step 4: Simplify right side
    7,129,608,617.60x = 73,014,232,484,623,499,264
  5. Step 5: Solve for x
    x = 73,014,232,484,623,499,264/7,129,608,617.60
  6. Step 6: Final answer
    x = 10,240,987,465.20

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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.