Home / 105,295,869.26-158,012,004.27-56,807,192.42

Finding the Fourth Proportional to 105,295,869.26, 158,012,004.27 and 56,807,192.42

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Solution

The fourth proportional to 105,295,869.26, 158,012,004.27 and 56,807,192.42 is: 85,247,582.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,295,869.26 : 158,012,004.27 = 56,807,192.42 : x
  2. Step 2: Convert to fraction form
    105,295,869.26/158,012,004.27 = 56,807,192.42/x
  3. Step 3: Cross multiply
    105,295,869.26x = 158,012,004.27 × 56,807,192.42
  4. Step 4: Simplify right side
    105,295,869.26x = 8,976,218,331,235,753
  5. Step 5: Solve for x
    x = 8,976,218,331,235,753/105,295,869.26
  6. Step 6: Final answer
    x = 85,247,582.78

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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.