Home / 105,816,653.16-158,745,420.33-40,232,691.44

Finding the Fourth Proportional to 105,816,653.16, 158,745,420.33 and 40,232,691.44

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Solution

The fourth proportional to 105,816,653.16, 158,745,420.33 and 40,232,691.44 is: 60,356,808.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,816,653.16 : 158,745,420.33 = 40,232,691.44 : x
  2. Step 2: Convert to fraction form
    105,816,653.16/158,745,420.33 = 40,232,691.44/x
  3. Step 3: Cross multiply
    105,816,653.16x = 158,745,420.33 × 40,232,691.44
  4. Step 4: Simplify right side
    105,816,653.16x = 6,386,755,513,649,993
  5. Step 5: Solve for x
    x = 6,386,755,513,649,993/105,816,653.16
  6. Step 6: Final answer
    x = 60,356,808.90

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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.