Home / 439,540,981,802.20-659,359,845,644.10-160,429,113,386.20

Finding the Fourth Proportional to 439,540,981,802.20, 659,359,845,644.10 and 160,429,113,386.20

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Solution

The fourth proportional to 439,540,981,802.20, 659,359,845,644.10 and 160,429,113,386.20 is: 240,661,325,834.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,540,981,802.20 : 659,359,845,644.10 = 160,429,113,386.20 : x
  2. Step 2: Convert to fraction form
    439,540,981,802.20/659,359,845,644.10 = 160,429,113,386.20/x
  3. Step 3: Cross multiply
    439,540,981,802.20x = 659,359,845,644.10 × 160,429,113,386.20
  4. Step 4: Simplify right side
    439,540,981,802.20x = 105,780,515,439,144,658,272,256
  5. Step 5: Solve for x
    x = 105,780,515,439,144,658,272,256/439,540,981,802.20
  6. Step 6: Final answer
    x = 240,661,325,834.57

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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.