Home / 769,705,868.34-1,062,202,421.97-452,179,498.05

Finding the Fourth Proportional to 769,705,868.34, 1,062,202,421.97 and 452,179,498.05

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Solution

The fourth proportional to 769,705,868.34, 1,062,202,421.97 and 452,179,498.05 is: 624,012,597.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,705,868.34 : 1,062,202,421.97 = 452,179,498.05 : x
  2. Step 2: Convert to fraction form
    769,705,868.34/1,062,202,421.97 = 452,179,498.05/x
  3. Step 3: Cross multiply
    769,705,868.34x = 1,062,202,421.97 × 452,179,498.05
  4. Step 4: Simplify right side
    769,705,868.34x = 480,306,157,993,888,896
  5. Step 5: Solve for x
    x = 480,306,157,993,888,896/769,705,868.34
  6. Step 6: Final answer
    x = 624,012,597.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.