Home / 98,068,344.56-135,335,228.28-54,016,907.12

Finding the Fourth Proportional to 98,068,344.56, 135,335,228.28 and 54,016,907.12

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Solution

The fourth proportional to 98,068,344.56, 135,335,228.28 and 54,016,907.12 is: 74,543,834.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,068,344.56 : 135,335,228.28 = 54,016,907.12 : x
  2. Step 2: Convert to fraction form
    98,068,344.56/135,335,228.28 = 54,016,907.12/x
  3. Step 3: Cross multiply
    98,068,344.56x = 135,335,228.28 × 54,016,907.12
  4. Step 4: Simplify right side
    98,068,344.56x = 7,310,390,456,064,757
  5. Step 5: Solve for x
    x = 7,310,390,456,064,757/98,068,344.56
  6. Step 6: Final answer
    x = 74,543,834.60

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1.5x scale

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.