Home / 13,454,140,256.60-18,566,721,003.38-7,267,219,108.90

Finding the Fourth Proportional to 13,454,140,256.60, 18,566,721,003.38 and 7,267,219,108.90

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Solution

The fourth proportional to 13,454,140,256.60, 18,566,721,003.38 and 7,267,219,108.90 is: 10,028,766,393.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,454,140,256.60 : 18,566,721,003.38 = 7,267,219,108.90 : x
  2. Step 2: Convert to fraction form
    13,454,140,256.60/18,566,721,003.38 = 7,267,219,108.90/x
  3. Step 3: Cross multiply
    13,454,140,256.60x = 18,566,721,003.38 × 7,267,219,108.90
  4. Step 4: Simplify right side
    13,454,140,256.60x = 134,928,429,665,378,123,776
  5. Step 5: Solve for x
    x = 134,928,429,665,378,123,776/13,454,140,256.60
  6. Step 6: Final answer
    x = 10,028,766,393.99

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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.