Home / 18,275,367,311.40-25,219,520,264.66-10,550,177,800.98

Finding the Fourth Proportional to 18,275,367,311.40, 25,219,520,264.66 and 10,550,177,800.98

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Solution

The fourth proportional to 18,275,367,311.40, 25,219,520,264.66 and 10,550,177,800.98 is: 14,558,964,441.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,275,367,311.40 : 25,219,520,264.66 = 10,550,177,800.98 : x
  2. Step 2: Convert to fraction form
    18,275,367,311.40/25,219,520,264.66 = 10,550,177,800.98/x
  3. Step 3: Cross multiply
    18,275,367,311.40x = 25,219,520,264.66 × 10,550,177,800.98
  4. Step 4: Simplify right side
    18,275,367,311.40x = 266,070,422,847,581,159,424
  5. Step 5: Solve for x
    x = 266,070,422,847,581,159,424/18,275,367,311.40
  6. Step 6: Final answer
    x = 14,558,964,441.80

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.