Home / 548,986,047.32-823,505,555.28-180,512,841.80

Finding the Fourth Proportional to 548,986,047.32, 823,505,555.28 and 180,512,841.80

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Solution

The fourth proportional to 548,986,047.32, 823,505,555.28 and 180,512,841.80 is: 270,777,971.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,986,047.32 : 823,505,555.28 = 180,512,841.80 : x
  2. Step 2: Convert to fraction form
    548,986,047.32/823,505,555.28 = 180,512,841.80/x
  3. Step 3: Cross multiply
    548,986,047.32x = 823,505,555.28 × 180,512,841.80
  4. Step 4: Simplify right side
    548,986,047.32x = 148,653,328,021,679,808
  5. Step 5: Solve for x
    x = 148,653,328,021,679,808/548,986,047.32
  6. Step 6: Final answer
    x = 270,777,971.04

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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.