Home / 51,154,555,259.66-70,615,022,546.19-31,873,541,390.78

Finding the Fourth Proportional to 51,154,555,259.66, 70,615,022,546.19 and 31,873,541,390.78

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Solution

The fourth proportional to 51,154,555,259.66, 70,615,022,546.19 and 31,873,541,390.78 is: 43,999,030,633.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,154,555,259.66 : 70,615,022,546.19 = 31,873,541,390.78 : x
  2. Step 2: Convert to fraction form
    51,154,555,259.66/70,615,022,546.19 = 31,873,541,390.78/x
  3. Step 3: Cross multiply
    51,154,555,259.66x = 70,615,022,546.19 × 31,873,541,390.78
  4. Step 4: Simplify right side
    51,154,555,259.66x = 2,250,750,843,936,849,788,928
  5. Step 5: Solve for x
    x = 2,250,750,843,936,849,788,928/51,154,555,259.66
  6. Step 6: Final answer
    x = 43,999,030,633.97

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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.