Home / 747,080,622.54-1,122,321,544.98-540,456,361.74

Finding the Fourth Proportional to 747,080,622.54, 1,122,321,544.98 and 540,456,361.74

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Solution

The fourth proportional to 747,080,622.54, 1,122,321,544.98 and 540,456,361.74 is: 811,914,806.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,080,622.54 : 1,122,321,544.98 = 540,456,361.74 : x
  2. Step 2: Convert to fraction form
    747,080,622.54/1,122,321,544.98 = 540,456,361.74/x
  3. Step 3: Cross multiply
    747,080,622.54x = 1,122,321,544.98 × 540,456,361.74
  4. Step 4: Simplify right side
    747,080,622.54x = 606,565,818,902,306,560
  5. Step 5: Solve for x
    x = 606,565,818,902,306,560/747,080,622.54
  6. Step 6: Final answer
    x = 811,914,806.25

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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.