Home / 607,292,517.44-911,361,649.13-213,851,034.52

Finding the Fourth Proportional to 607,292,517.44, 911,361,649.13 and 213,851,034.52

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Solution

The fourth proportional to 607,292,517.44, 911,361,649.13 and 213,851,034.52 is: 320,925,461.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,292,517.44 : 911,361,649.13 = 213,851,034.52 : x
  2. Step 2: Convert to fraction form
    607,292,517.44/911,361,649.13 = 213,851,034.52/x
  3. Step 3: Cross multiply
    607,292,517.44x = 911,361,649.13 × 213,851,034.52
  4. Step 4: Simplify right side
    607,292,517.44x = 194,895,631,490,289,664
  5. Step 5: Solve for x
    x = 194,895,631,490,289,664/607,292,517.44
  6. Step 6: Final answer
    x = 320,925,461.61

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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.