Home / 1,227,545,618.76-1,842,482,539.98-759,792,134.55

Finding the Fourth Proportional to 1,227,545,618.76, 1,842,482,539.98 and 759,792,134.55

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Solution

The fourth proportional to 1,227,545,618.76, 1,842,482,539.98 and 759,792,134.55 is: 1,140,408,731.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,545,618.76 : 1,842,482,539.98 = 759,792,134.55 : x
  2. Step 2: Convert to fraction form
    1,227,545,618.76/1,842,482,539.98 = 759,792,134.55/x
  3. Step 3: Cross multiply
    1,227,545,618.76x = 1,842,482,539.98 × 759,792,134.55
  4. Step 4: Simplify right side
    1,227,545,618.76x = 1,399,903,741,922,509,824
  5. Step 5: Solve for x
    x = 1,399,903,741,922,509,824/1,227,545,618.76
  6. Step 6: Final answer
    x = 1,140,408,731.48

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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.