Home / 101,813,963.04-140,506,225.56-55,407,209.76

Finding the Fourth Proportional to 101,813,963.04, 140,506,225.56 and 55,407,209.76

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Solution

The fourth proportional to 101,813,963.04, 140,506,225.56 and 55,407,209.76 is: 76,463,558.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,813,963.04 : 140,506,225.56 = 55,407,209.76 : x
  2. Step 2: Convert to fraction form
    101,813,963.04/140,506,225.56 = 55,407,209.76/x
  3. Step 3: Cross multiply
    101,813,963.04x = 140,506,225.56 × 55,407,209.76
  4. Step 4: Simplify right side
    101,813,963.04x = 7,785,057,912,188,793
  5. Step 5: Solve for x
    x = 7,785,057,912,188,793/101,813,963.04
  6. Step 6: Final answer
    x = 76,463,558.43

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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.