Home / 120,932,928,083.80-181,399,392,125.70-108,742,947,002.20

Finding the Fourth Proportional to 120,932,928,083.80, 181,399,392,125.70 and 108,742,947,002.20

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Solution

The fourth proportional to 120,932,928,083.80, 181,399,392,125.70 and 108,742,947,002.20 is: 163,114,420,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,932,928,083.80 : 181,399,392,125.70 = 108,742,947,002.20 : x
  2. Step 2: Convert to fraction form
    120,932,928,083.80/181,399,392,125.70 = 108,742,947,002.20/x
  3. Step 3: Cross multiply
    120,932,928,083.80x = 181,399,392,125.70 × 108,742,947,002.20
  4. Step 4: Simplify right side
    120,932,928,083.80x = 19,725,904,484,156,290,629,632
  5. Step 5: Solve for x
    x = 19,725,904,484,156,290,629,632/120,932,928,083.80
  6. Step 6: Final answer
    x = 163,114,420,503.30

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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.