Home / 5,439,566,912.86-8,161,015,564.86-2,785,502,168.74

Finding the Fourth Proportional to 5,439,566,912.86, 8,161,015,564.86 and 2,785,502,168.74

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Solution

The fourth proportional to 5,439,566,912.86, 8,161,015,564.86 and 2,785,502,168.74 is: 4,179,105,969.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439,566,912.86 : 8,161,015,564.86 = 2,785,502,168.74 : x
  2. Step 2: Convert to fraction form
    5,439,566,912.86/8,161,015,564.86 = 2,785,502,168.74/x
  3. Step 3: Cross multiply
    5,439,566,912.86x = 8,161,015,564.86 × 2,785,502,168.74
  4. Step 4: Simplify right side
    5,439,566,912.86x = 22,732,526,555,038,425,088
  5. Step 5: Solve for x
    x = 22,732,526,555,038,425,088/5,439,566,912.86
  6. Step 6: Final answer
    x = 4,179,105,969.13

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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.