Home / 410,030,915.80-565,842,295.34-231,452,401.18

Finding the Fourth Proportional to 410,030,915.80, 565,842,295.34 and 231,452,401.18

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Solution

The fourth proportional to 410,030,915.80, 565,842,295.34 and 231,452,401.18 is: 319,404,105.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,030,915.80 : 565,842,295.34 = 231,452,401.18 : x
  2. Step 2: Convert to fraction form
    410,030,915.80/565,842,295.34 = 231,452,401.18/x
  3. Step 3: Cross multiply
    410,030,915.80x = 565,842,295.34 × 231,452,401.18
  4. Step 4: Simplify right side
    410,030,915.80x = 130,965,557,944,488,480
  5. Step 5: Solve for x
    x = 130,965,557,944,488,480/410,030,915.80
  6. Step 6: Final answer
    x = 319,404,105.64

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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.