Home / 78,940,043.83-118,426,967.61-23,612,224.33

Finding the Fourth Proportional to 78,940,043.83, 118,426,967.61 and 23,612,224.33

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Solution

The fourth proportional to 78,940,043.83, 118,426,967.61 and 23,612,224.33 is: 35,423,392.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,940,043.83 : 118,426,967.61 = 23,612,224.33 : x
  2. Step 2: Convert to fraction form
    78,940,043.83/118,426,967.61 = 23,612,224.33/x
  3. Step 3: Cross multiply
    78,940,043.83x = 118,426,967.61 × 23,612,224.33
  4. Step 4: Simplify right side
    78,940,043.83x = 2,796,324,125,928,963.50
  5. Step 5: Solve for x
    x = 2,796,324,125,928,963.50/78,940,043.83
  6. Step 6: Final answer
    x = 35,423,392.11

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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.