Home / 1,566,090,144.35-2,161,261,222.91-897,164,471.91

Finding the Fourth Proportional to 1,566,090,144.35, 2,161,261,222.91 and 897,164,471.91

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Solution

The fourth proportional to 1,566,090,144.35, 2,161,261,222.91 and 897,164,471.91 is: 1,238,119,523.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,090,144.35 : 2,161,261,222.91 = 897,164,471.91 : x
  2. Step 2: Convert to fraction form
    1,566,090,144.35/2,161,261,222.91 = 897,164,471.91/x
  3. Step 3: Cross multiply
    1,566,090,144.35x = 2,161,261,222.91 × 897,164,471.91
  4. Step 4: Simplify right side
    1,566,090,144.35x = 1,939,006,783,711,610,624
  5. Step 5: Solve for x
    x = 1,939,006,783,711,610,624/1,566,090,144.35
  6. Step 6: Final answer
    x = 1,238,119,523.78

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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.