Home / 98,340,411.20-135,706,210.56-54,286,464

Finding the Fourth Proportional to 98,340,411.20, 135,706,210.56 and 54,286,464

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Solution

The fourth proportional to 98,340,411.20, 135,706,210.56 and 54,286,464 is: 74,913,356.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,340,411.20 : 135,706,210.56 = 54,286,464 : x
  2. Step 2: Convert to fraction form
    98,340,411.20/135,706,210.56 = 54,286,464/x
  3. Step 3: Cross multiply
    98,340,411.20x = 135,706,210.56 × 54,286,464
  4. Step 4: Simplify right side
    98,340,411.20x = 7,367,010,314,141,860
  5. Step 5: Solve for x
    x = 7,367,010,314,141,860/98,340,411.20
  6. Step 6: Final answer
    x = 74,913,356.82

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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.