Home / 8,338,220,999.20-12,507,331,498.80-2,817,399,314.80

Finding the Fourth Proportional to 8,338,220,999.20, 12,507,331,498.80 and 2,817,399,314.80

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Solution

The fourth proportional to 8,338,220,999.20, 12,507,331,498.80 and 2,817,399,314.80 is: 4,226,098,972.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,338,220,999.20 : 12,507,331,498.80 = 2,817,399,314.80 : x
  2. Step 2: Convert to fraction form
    8,338,220,999.20/12,507,331,498.80 = 2,817,399,314.80/x
  3. Step 3: Cross multiply
    8,338,220,999.20x = 12,507,331,498.80 × 2,817,399,314.80
  4. Step 4: Simplify right side
    8,338,220,999.20x = 35,238,147,194,695,577,600
  5. Step 5: Solve for x
    x = 35,238,147,194,695,577,600/8,338,220,999.20
  6. Step 6: Final answer
    x = 4,226,098,972.20

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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.