Home / 98,340,598.83-135,706,469.26-54,286,652.01

Finding the Fourth Proportional to 98,340,598.83, 135,706,469.26 and 54,286,652.01

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Solution

The fourth proportional to 98,340,598.83, 135,706,469.26 and 54,286,652.01 is: 74,913,616.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,340,598.83 : 135,706,469.26 = 54,286,652.01 : x
  2. Step 2: Convert to fraction form
    98,340,598.83/135,706,469.26 = 54,286,652.01/x
  3. Step 3: Cross multiply
    98,340,598.83x = 135,706,469.26 × 54,286,652.01
  4. Step 4: Simplify right side
    98,340,598.83x = 7,367,049,872,223,381
  5. Step 5: Solve for x
    x = 7,367,049,872,223,381/98,340,598.83
  6. Step 6: Final answer
    x = 74,913,616.15

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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.