Home / 898,287,642.60-1,347,192,315.45-276,501,672.60

Finding the Fourth Proportional to 898,287,642.60, 1,347,192,315.45 and 276,501,672.60

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Solution

The fourth proportional to 898,287,642.60, 1,347,192,315.45 and 276,501,672.60 is: 414,678,896.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,287,642.60 : 1,347,192,315.45 = 276,501,672.60 : x
  2. Step 2: Convert to fraction form
    898,287,642.60/1,347,192,315.45 = 276,501,672.60/x
  3. Step 3: Cross multiply
    898,287,642.60x = 1,347,192,315.45 × 276,501,672.60
  4. Step 4: Simplify right side
    898,287,642.60x = 372,500,928,535,791,872
  5. Step 5: Solve for x
    x = 372,500,928,535,791,872/898,287,642.60
  6. Step 6: Final answer
    x = 414,678,896.68

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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.