Home / 100,922,827.28-139,273,557.50-54,513,081.19

Finding the Fourth Proportional to 100,922,827.28, 139,273,557.50 and 54,513,081.19

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Solution

The fourth proportional to 100,922,827.28, 139,273,557.50 and 54,513,081.19 is: 75,228,082.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,922,827.28 : 139,273,557.50 = 54,513,081.19 : x
  2. Step 2: Convert to fraction form
    100,922,827.28/139,273,557.50 = 54,513,081.19/x
  3. Step 3: Cross multiply
    100,922,827.28x = 139,273,557.50 × 54,513,081.19
  4. Step 4: Simplify right side
    100,922,827.28x = 7,592,230,747,928,007
  5. Step 5: Solve for x
    x = 7,592,230,747,928,007/100,922,827.28
  6. Step 6: Final answer
    x = 75,228,082.22

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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.