Home / 99,424,225.96-137,209,689.66-55,371,224.32

Finding the Fourth Proportional to 99,424,225.96, 137,209,689.66 and 55,371,224.32

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Solution

The fourth proportional to 99,424,225.96, 137,209,689.66 and 55,371,224.32 is: 76,414,660.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,424,225.96 : 137,209,689.66 = 55,371,224.32 : x
  2. Step 2: Convert to fraction form
    99,424,225.96/137,209,689.66 = 55,371,224.32/x
  3. Step 3: Cross multiply
    99,424,225.96x = 137,209,689.66 × 55,371,224.32
  4. Step 4: Simplify right side
    99,424,225.96x = 7,597,468,505,041,444
  5. Step 5: Solve for x
    x = 7,597,468,505,041,444/99,424,225.96
  6. Step 6: Final answer
    x = 76,414,660.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.