Home / 98,340,600.96-135,706,472.52-54,286,654.26

Finding the Fourth Proportional to 98,340,600.96, 135,706,472.52 and 54,286,654.26

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Solution

The fourth proportional to 98,340,600.96, 135,706,472.52 and 54,286,654.26 is: 74,913,619.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,340,600.96 : 135,706,472.52 = 54,286,654.26 : x
  2. Step 2: Convert to fraction form
    98,340,600.96/135,706,472.52 = 54,286,654.26/x
  3. Step 3: Cross multiply
    98,340,600.96x = 135,706,472.52 × 54,286,654.26
  4. Step 4: Simplify right side
    98,340,600.96x = 7,367,050,354,537,431
  5. Step 5: Solve for x
    x = 7,367,050,354,537,431/98,340,600.96
  6. Step 6: Final answer
    x = 74,913,619.43

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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.