Home / 110,565,016.80-165,847,525.20-109,130,126.10

Finding the Fourth Proportional to 110,565,016.80, 165,847,525.20 and 109,130,126.10

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Solution

The fourth proportional to 110,565,016.80, 165,847,525.20 and 109,130,126.10 is: 163,695,189.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,565,016.80 : 165,847,525.20 = 109,130,126.10 : x
  2. Step 2: Convert to fraction form
    110,565,016.80/165,847,525.20 = 109,130,126.10/x
  3. Step 3: Cross multiply
    110,565,016.80x = 165,847,525.20 × 109,130,126.10
  4. Step 4: Simplify right side
    110,565,016.80x = 18,098,961,338,448,924
  5. Step 5: Solve for x
    x = 18,098,961,338,448,924/110,565,016.80
  6. Step 6: Final answer
    x = 163,695,189.15

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1.5x scale

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.