Home / 18,287,853,484.68-27,432,828,535.22-4,841,787,986.63

Finding the Fourth Proportional to 18,287,853,484.68, 27,432,828,535.22 and 4,841,787,986.63

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Solution

The fourth proportional to 18,287,853,484.68, 27,432,828,535.22 and 4,841,787,986.63 is: 7,262,959,524.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,287,853,484.68 : 27,432,828,535.22 = 4,841,787,986.63 : x
  2. Step 2: Convert to fraction form
    18,287,853,484.68/27,432,828,535.22 = 4,841,787,986.63/x
  3. Step 3: Cross multiply
    18,287,853,484.68x = 27,432,828,535.22 × 4,841,787,986.63
  4. Step 4: Simplify right side
    18,287,853,484.68x = 132,823,939,641,063,505,920
  5. Step 5: Solve for x
    x = 132,823,939,641,063,505,920/18,287,853,484.68
  6. Step 6: Final answer
    x = 7,262,959,524.05

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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.