Home / 548,986,354.26-823,506,015.96-180,513,148.74

Finding the Fourth Proportional to 548,986,354.26, 823,506,015.96 and 180,513,148.74

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Solution

The fourth proportional to 548,986,354.26, 823,506,015.96 and 180,513,148.74 is: 270,778,431.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,986,354.26 : 823,506,015.96 = 180,513,148.74 : x
  2. Step 2: Convert to fraction form
    548,986,354.26/823,506,015.96 = 180,513,148.74/x
  3. Step 3: Cross multiply
    548,986,354.26x = 823,506,015.96 × 180,513,148.74
  4. Step 4: Simplify right side
    548,986,354.26x = 148,653,663,947,272,320
  5. Step 5: Solve for x
    x = 148,653,663,947,272,320/548,986,354.26
  6. Step 6: Final answer
    x = 270,778,431.55

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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.