Home / 110,592,080.80-165,888,121.20-103,514,192.80

Finding the Fourth Proportional to 110,592,080.80, 165,888,121.20 and 103,514,192.80

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Solution

The fourth proportional to 110,592,080.80, 165,888,121.20 and 103,514,192.80 is: 155,271,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,592,080.80 : 165,888,121.20 = 103,514,192.80 : x
  2. Step 2: Convert to fraction form
    110,592,080.80/165,888,121.20 = 103,514,192.80/x
  3. Step 3: Cross multiply
    110,592,080.80x = 165,888,121.20 × 103,514,192.80
  4. Step 4: Simplify right side
    110,592,080.80x = 17,171,774,961,126,566
  5. Step 5: Solve for x
    x = 17,171,774,961,126,566/110,592,080.80
  6. Step 6: Final answer
    x = 155,271,289.20

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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.