Home / 98,419,431.56-135,816,184.10-54,365,482.28

Finding the Fourth Proportional to 98,419,431.56, 135,816,184.10 and 54,365,482.28

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Solution

The fourth proportional to 98,419,431.56, 135,816,184.10 and 54,365,482.28 is: 75,022,911.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,419,431.56 : 135,816,184.10 = 54,365,482.28 : x
  2. Step 2: Convert to fraction form
    98,419,431.56/135,816,184.10 = 54,365,482.28/x
  3. Step 3: Cross multiply
    98,419,431.56x = 135,816,184.10 × 54,365,482.28
  4. Step 4: Simplify right side
    98,419,431.56x = 7,383,712,350,025,768
  5. Step 5: Solve for x
    x = 7,383,712,350,025,768/98,419,431.56
  6. Step 6: Final answer
    x = 75,022,911.97

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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.