Home / 207,917,644.32-286,928,616.63-115,099,702.20

Finding the Fourth Proportional to 207,917,644.32, 286,928,616.63 and 115,099,702.20

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Solution

The fourth proportional to 207,917,644.32, 286,928,616.63 and 115,099,702.20 is: 158,838,844.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,917,644.32 : 286,928,616.63 = 115,099,702.20 : x
  2. Step 2: Convert to fraction form
    207,917,644.32/286,928,616.63 = 115,099,702.20/x
  3. Step 3: Cross multiply
    207,917,644.32x = 286,928,616.63 × 115,099,702.20
  4. Step 4: Simplify right side
    207,917,644.32x = 33,025,398,326,770,968
  5. Step 5: Solve for x
    x = 33,025,398,326,770,968/207,917,644.32
  6. Step 6: Final answer
    x = 158,838,844.27

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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.