Home / 18,275,367,309.39-25,219,520,261.90-10,550,177,798.99

Finding the Fourth Proportional to 18,275,367,309.39, 25,219,520,261.90 and 10,550,177,798.99

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Solution

The fourth proportional to 18,275,367,309.39, 25,219,520,261.90 and 10,550,177,798.99 is: 14,558,964,439.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,275,367,309.39 : 25,219,520,261.90 = 10,550,177,798.99 : x
  2. Step 2: Convert to fraction form
    18,275,367,309.39/25,219,520,261.90 = 10,550,177,798.99/x
  3. Step 3: Cross multiply
    18,275,367,309.39x = 25,219,520,261.90 × 10,550,177,798.99
  4. Step 4: Simplify right side
    18,275,367,309.39x = 266,070,422,768,097,034,240
  5. Step 5: Solve for x
    x = 266,070,422,768,097,034,240/18,275,367,309.39
  6. Step 6: Final answer
    x = 14,558,964,439.06

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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.