Home / 116,973,963.20-175,838,858.40-107,904,036.80

Finding the Fourth Proportional to 116,973,963.20, 175,838,858.40 and 107,904,036.80

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Solution

The fourth proportional to 116,973,963.20, 175,838,858.40 and 107,904,036.80 is: 162,204,666.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,973,963.20 : 175,838,858.40 = 107,904,036.80 : x
  2. Step 2: Convert to fraction form
    116,973,963.20/175,838,858.40 = 107,904,036.80/x
  3. Step 3: Cross multiply
    116,973,963.20x = 175,838,858.40 × 107,904,036.80
  4. Step 4: Simplify right side
    116,973,963.20x = 18,973,722,647,663,588
  5. Step 5: Solve for x
    x = 18,973,722,647,663,588/116,973,963.20
  6. Step 6: Final answer
    x = 162,204,666.14

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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.