Home / 12,109,286,471.40-18,163,929,707.10-8,844,112,967.40

Finding the Fourth Proportional to 12,109,286,471.40, 18,163,929,707.10 and 8,844,112,967.40

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Solution

The fourth proportional to 12,109,286,471.40, 18,163,929,707.10 and 8,844,112,967.40 is: 13,266,169,451.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,109,286,471.40 : 18,163,929,707.10 = 8,844,112,967.40 : x
  2. Step 2: Convert to fraction form
    12,109,286,471.40/18,163,929,707.10 = 8,844,112,967.40/x
  3. Step 3: Cross multiply
    12,109,286,471.40x = 18,163,929,707.10 × 8,844,112,967.40
  4. Step 4: Simplify right side
    12,109,286,471.40x = 160,643,846,261,505,163,264
  5. Step 5: Solve for x
    x = 160,643,846,261,505,163,264/12,109,286,471.40
  6. Step 6: Final answer
    x = 13,266,169,451.10

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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.