Home / 245,857,963.20-368,805,607.20-73,321,310.40

Finding the Fourth Proportional to 245,857,963.20, 368,805,607.20 and 73,321,310.40

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Solution

The fourth proportional to 245,857,963.20, 368,805,607.20 and 73,321,310.40 is: 109,987,531.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,857,963.20 : 368,805,607.20 = 73,321,310.40 : x
  2. Step 2: Convert to fraction form
    245,857,963.20/368,805,607.20 = 73,321,310.40/x
  3. Step 3: Cross multiply
    245,857,963.20x = 368,805,607.20 × 73,321,310.40
  4. Step 4: Simplify right side
    245,857,963.20x = 27,041,310,402,771,676
  5. Step 5: Solve for x
    x = 27,041,310,402,771,676/245,857,963.20
  6. Step 6: Final answer
    x = 109,987,531.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.