Home / 13,856,832,001.30-20,785,248,001.95-3,517,115,905.30

Finding the Fourth Proportional to 13,856,832,001.30, 20,785,248,001.95 and 3,517,115,905.30

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Solution

The fourth proportional to 13,856,832,001.30, 20,785,248,001.95 and 3,517,115,905.30 is: 5,275,673,857.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,856,832,001.30 : 20,785,248,001.95 = 3,517,115,905.30 : x
  2. Step 2: Convert to fraction form
    13,856,832,001.30/20,785,248,001.95 = 3,517,115,905.30/x
  3. Step 3: Cross multiply
    13,856,832,001.30x = 20,785,248,001.95 × 3,517,115,905.30
  4. Step 4: Simplify right side
    13,856,832,001.30x = 73,104,126,343,263,395,840
  5. Step 5: Solve for x
    x = 73,104,126,343,263,395,840/13,856,832,001.30
  6. Step 6: Final answer
    x = 5,275,673,857.95

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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.