Home / 1,227,545,615.76-1,842,482,535.48-759,792,131.54

Finding the Fourth Proportional to 1,227,545,615.76, 1,842,482,535.48 and 759,792,131.54

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Solution

The fourth proportional to 1,227,545,615.76, 1,842,482,535.48 and 759,792,131.54 is: 1,140,408,726.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,545,615.76 : 1,842,482,535.48 = 759,792,131.54 : x
  2. Step 2: Convert to fraction form
    1,227,545,615.76/1,842,482,535.48 = 759,792,131.54/x
  3. Step 3: Cross multiply
    1,227,545,615.76x = 1,842,482,535.48 × 759,792,131.54
  4. Step 4: Simplify right side
    1,227,545,615.76x = 1,399,903,732,948,360,448
  5. Step 5: Solve for x
    x = 1,399,903,732,948,360,448/1,227,545,615.76
  6. Step 6: Final answer
    x = 1,140,408,726.96

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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.