Home / 439,990,223.40-659,985,335.10-148,866,843.60

Finding the Fourth Proportional to 439,990,223.40, 659,985,335.10 and 148,866,843.60

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Solution

The fourth proportional to 439,990,223.40, 659,985,335.10 and 148,866,843.60 is: 223,300,265.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,990,223.40 : 659,985,335.10 = 148,866,843.60 : x
  2. Step 2: Convert to fraction form
    439,990,223.40/659,985,335.10 = 148,866,843.60/x
  3. Step 3: Cross multiply
    439,990,223.40x = 659,985,335.10 × 148,866,843.60
  4. Step 4: Simplify right side
    439,990,223.40x = 98,249,933,658,625,296
  5. Step 5: Solve for x
    x = 98,249,933,658,625,296/439,990,223.40
  6. Step 6: Final answer
    x = 223,300,265.40

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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.