Home / 427,632,233.04-641,542,827.96-154,995,914.16

Finding the Fourth Proportional to 427,632,233.04, 641,542,827.96 and 154,995,914.16

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Solution

The fourth proportional to 427,632,233.04, 641,542,827.96 and 154,995,914.16 is: 232,528,115.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,632,233.04 : 641,542,827.96 = 154,995,914.16 : x
  2. Step 2: Convert to fraction form
    427,632,233.04/641,542,827.96 = 154,995,914.16/x
  3. Step 3: Cross multiply
    427,632,233.04x = 641,542,827.96 × 154,995,914.16
  4. Step 4: Simplify right side
    427,632,233.04x = 99,436,517,092,451,808
  5. Step 5: Solve for x
    x = 99,436,517,092,451,808/427,632,233.04
  6. Step 6: Final answer
    x = 232,528,115.07

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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.