Home / 113,199,616.36-156,214,531.52-63,640,210.97

Finding the Fourth Proportional to 113,199,616.36, 156,214,531.52 and 63,640,210.97

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Solution

The fourth proportional to 113,199,616.36, 156,214,531.52 and 63,640,210.97 is: 87,822,963.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,199,616.36 : 156,214,531.52 = 63,640,210.97 : x
  2. Step 2: Convert to fraction form
    113,199,616.36/156,214,531.52 = 63,640,210.97/x
  3. Step 3: Cross multiply
    113,199,616.36x = 156,214,531.52 × 63,640,210.97
  4. Step 4: Simplify right side
    113,199,616.36x = 9,941,525,741,413,240
  5. Step 5: Solve for x
    x = 9,941,525,741,413,240/113,199,616.36
  6. Step 6: Final answer
    x = 87,822,963.20

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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.