Home / 1,108,842,270.84-1,664,898,451.22-618,513,546.60

Finding the Fourth Proportional to 1,108,842,270.84, 1,664,898,451.22 and 618,513,546.60

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Solution

The fourth proportional to 1,108,842,270.84, 1,664,898,451.22 and 618,513,546.60 is: 928,682,349.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,842,270.84 : 1,664,898,451.22 = 618,513,546.60 : x
  2. Step 2: Convert to fraction form
    1,108,842,270.84/1,664,898,451.22 = 618,513,546.60/x
  3. Step 3: Cross multiply
    1,108,842,270.84x = 1,664,898,451.22 × 618,513,546.60
  4. Step 4: Simplify right side
    1,108,842,270.84x = 1,029,762,245,792,929,408
  5. Step 5: Solve for x
    x = 1,029,762,245,792,929,408/1,108,842,270.84
  6. Step 6: Final answer
    x = 928,682,349.94

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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.