Home / 80,074,000.45-120,111,000.68-46,061,776.45

Finding the Fourth Proportional to 80,074,000.45, 120,111,000.68 and 46,061,776.45

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Solution

The fourth proportional to 80,074,000.45, 120,111,000.68 and 46,061,776.45 is: 69,092,664.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,074,000.45 : 120,111,000.68 = 46,061,776.45 : x
  2. Step 2: Convert to fraction form
    80,074,000.45/120,111,000.68 = 46,061,776.45/x
  3. Step 3: Cross multiply
    80,074,000.45x = 120,111,000.68 × 46,061,776.45
  4. Step 4: Simplify right side
    80,074,000.45x = 5,532,526,062,507,959
  5. Step 5: Solve for x
    x = 5,532,526,062,507,959/80,074,000.45
  6. Step 6: Final answer
    x = 69,092,664.68

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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.