Home / 1,170,036,344.90-1,755,054,517.35-480,438,503.30

Finding the Fourth Proportional to 1,170,036,344.90, 1,755,054,517.35 and 480,438,503.30

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Solution

The fourth proportional to 1,170,036,344.90, 1,755,054,517.35 and 480,438,503.30 is: 720,657,754.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,036,344.90 : 1,755,054,517.35 = 480,438,503.30 : x
  2. Step 2: Convert to fraction form
    1,170,036,344.90/1,755,054,517.35 = 480,438,503.30/x
  3. Step 3: Cross multiply
    1,170,036,344.90x = 1,755,054,517.35 × 480,438,503.30
  4. Step 4: Simplify right side
    1,170,036,344.90x = 843,195,765,525,537,920
  5. Step 5: Solve for x
    x = 843,195,765,525,537,920/1,170,036,344.90
  6. Step 6: Final answer
    x = 720,657,754.95

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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.