Home / 898,326,024.80-1,347,489,037.20-620,181,615.20

Finding the Fourth Proportional to 898,326,024.80, 1,347,489,037.20 and 620,181,615.20

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Solution

The fourth proportional to 898,326,024.80, 1,347,489,037.20 and 620,181,615.20 is: 930,272,422.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,326,024.80 : 1,347,489,037.20 = 620,181,615.20 : x
  2. Step 2: Convert to fraction form
    898,326,024.80/1,347,489,037.20 = 620,181,615.20/x
  3. Step 3: Cross multiply
    898,326,024.80x = 1,347,489,037.20 × 620,181,615.20
  4. Step 4: Simplify right side
    898,326,024.80x = 835,687,927,554,988,928
  5. Step 5: Solve for x
    x = 835,687,927,554,988,928/898,326,024.80
  6. Step 6: Final answer
    x = 930,272,422.80

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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.