Home / 1,776,315,034.87-2,451,217,633.76-972,387,011.54

Finding the Fourth Proportional to 1,776,315,034.87, 2,451,217,633.76 and 972,387,011.54

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Solution

The fourth proportional to 1,776,315,034.87, 2,451,217,633.76 and 972,387,011.54 is: 1,341,840,913.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,315,034.87 : 2,451,217,633.76 = 972,387,011.54 : x
  2. Step 2: Convert to fraction form
    1,776,315,034.87/2,451,217,633.76 = 972,387,011.54/x
  3. Step 3: Cross multiply
    1,776,315,034.87x = 2,451,217,633.76 × 972,387,011.54
  4. Step 4: Simplify right side
    1,776,315,034.87x = 2,383,532,189,526,036,992
  5. Step 5: Solve for x
    x = 2,383,532,189,526,036,992/1,776,315,034.87
  6. Step 6: Final answer
    x = 1,341,840,913.77

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.