Home / 9,520,786,450.80-14,281,179,676.20-8,486,814,841.20

Finding the Fourth Proportional to 9,520,786,450.80, 14,281,179,676.20 and 8,486,814,841.20

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Solution

The fourth proportional to 9,520,786,450.80, 14,281,179,676.20 and 8,486,814,841.20 is: 12,730,222,261.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,520,786,450.80 : 14,281,179,676.20 = 8,486,814,841.20 : x
  2. Step 2: Convert to fraction form
    9,520,786,450.80/14,281,179,676.20 = 8,486,814,841.20/x
  3. Step 3: Cross multiply
    9,520,786,450.80x = 14,281,179,676.20 × 8,486,814,841.20
  4. Step 4: Simplify right side
    9,520,786,450.80x = 121,201,727,625,817,980,928
  5. Step 5: Solve for x
    x = 121,201,727,625,817,980,928/9,520,786,450.80
  6. Step 6: Final answer
    x = 12,730,222,261.80

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Double scale
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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.