Home / 156,034,270.66-234,084,948.50-45,371,863.81

Finding the Fourth Proportional to 156,034,270.66, 234,084,948.50 and 45,371,863.81

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Solution

The fourth proportional to 156,034,270.66, 234,084,948.50 and 45,371,863.81 is: 68,067,549.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,034,270.66 : 234,084,948.50 = 45,371,863.81 : x
  2. Step 2: Convert to fraction form
    156,034,270.66/234,084,948.50 = 45,371,863.81/x
  3. Step 3: Cross multiply
    156,034,270.66x = 234,084,948.50 × 45,371,863.81
  4. Step 4: Simplify right side
    156,034,270.66x = 10,620,870,403,312,864
  5. Step 5: Solve for x
    x = 10,620,870,403,312,864/156,034,270.66
  6. Step 6: Final answer
    x = 68,067,549.25

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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.