Home / 110,988,000.80-166,482,001.20-109,074,813.20

Finding the Fourth Proportional to 110,988,000.80, 166,482,001.20 and 109,074,813.20

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Solution

The fourth proportional to 110,988,000.80, 166,482,001.20 and 109,074,813.20 is: 163,612,219.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,988,000.80 : 166,482,001.20 = 109,074,813.20 : x
  2. Step 2: Convert to fraction form
    110,988,000.80/166,482,001.20 = 109,074,813.20/x
  3. Step 3: Cross multiply
    110,988,000.80x = 166,482,001.20 × 109,074,813.20
  4. Step 4: Simplify right side
    110,988,000.80x = 18,158,993,182,052,176
  5. Step 5: Solve for x
    x = 18,158,993,182,052,176/110,988,000.80
  6. Step 6: Final answer
    x = 163,612,219.80

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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.