Home / 5,439,566,911.86-8,161,015,563.36-2,785,502,167.74

Finding the Fourth Proportional to 5,439,566,911.86, 8,161,015,563.36 and 2,785,502,167.74

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Solution

The fourth proportional to 5,439,566,911.86, 8,161,015,563.36 and 2,785,502,167.74 is: 4,179,105,967.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439,566,911.86 : 8,161,015,563.36 = 2,785,502,167.74 : x
  2. Step 2: Convert to fraction form
    5,439,566,911.86/8,161,015,563.36 = 2,785,502,167.74/x
  3. Step 3: Cross multiply
    5,439,566,911.86x = 8,161,015,563.36 × 2,785,502,167.74
  4. Step 4: Simplify right side
    5,439,566,911.86x = 22,732,526,542,699,155,456
  5. Step 5: Solve for x
    x = 22,732,526,542,699,155,456/5,439,566,911.86
  6. Step 6: Final answer
    x = 4,179,105,967.63

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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.