Home / 117,936,041.40-176,904,062.10-83,498,664.60

Finding the Fourth Proportional to 117,936,041.40, 176,904,062.10 and 83,498,664.60

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Solution

The fourth proportional to 117,936,041.40, 176,904,062.10 and 83,498,664.60 is: 125,247,996.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,936,041.40 : 176,904,062.10 = 83,498,664.60 : x
  2. Step 2: Convert to fraction form
    117,936,041.40/176,904,062.10 = 83,498,664.60/x
  3. Step 3: Cross multiply
    117,936,041.40x = 176,904,062.10 × 83,498,664.60
  4. Step 4: Simplify right side
    117,936,041.40x = 14,771,252,947,665,470
  5. Step 5: Solve for x
    x = 14,771,252,947,665,470/117,936,041.40
  6. Step 6: Final answer
    x = 125,247,996.90

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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.