Home / 110,592,080.80-165,888,121.20-103,868,087.20

Finding the Fourth Proportional to 110,592,080.80, 165,888,121.20 and 103,868,087.20

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Solution

The fourth proportional to 110,592,080.80, 165,888,121.20 and 103,868,087.20 is: 155,802,130.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,592,080.80 : 165,888,121.20 = 103,868,087.20 : x
  2. Step 2: Convert to fraction form
    110,592,080.80/165,888,121.20 = 103,868,087.20/x
  3. Step 3: Cross multiply
    110,592,080.80x = 165,888,121.20 × 103,868,087.20
  4. Step 4: Simplify right side
    110,592,080.80x = 17,230,481,838,245,768
  5. Step 5: Solve for x
    x = 17,230,481,838,245,768/110,592,080.80
  6. Step 6: Final answer
    x = 155,802,130.80

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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.