Home / 1,230,381,888.20-1,844,079,840.30-711,816,000.20

Finding the Fourth Proportional to 1,230,381,888.20, 1,844,079,840.30 and 711,816,000.20

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Solution

The fourth proportional to 1,230,381,888.20, 1,844,079,840.30 and 711,816,000.20 is: 1,066,860,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,381,888.20 : 1,844,079,840.30 = 711,816,000.20 : x
  2. Step 2: Convert to fraction form
    1,230,381,888.20/1,844,079,840.30 = 711,816,000.20/x
  3. Step 3: Cross multiply
    1,230,381,888.20x = 1,844,079,840.30 × 711,816,000.20
  4. Step 4: Simplify right side
    1,230,381,888.20x = 1,312,645,535,971,800,832
  5. Step 5: Solve for x
    x = 1,312,645,535,971,800,832/1,230,381,888.20
  6. Step 6: Final answer
    x = 1,066,860,255.80

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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.