Home / 926,993,087.80-1,390,657,593.30-465,770,534.20

Finding the Fourth Proportional to 926,993,087.80, 1,390,657,593.30 and 465,770,534.20

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Solution

The fourth proportional to 926,993,087.80, 1,390,657,593.30 and 465,770,534.20 is: 698,740,194.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,993,087.80 : 1,390,657,593.30 = 465,770,534.20 : x
  2. Step 2: Convert to fraction form
    926,993,087.80/1,390,657,593.30 = 465,770,534.20/x
  3. Step 3: Cross multiply
    926,993,087.80x = 1,390,657,593.30 × 465,770,534.20
  4. Step 4: Simplify right side
    926,993,087.80x = 647,727,330,120,627,328
  5. Step 5: Solve for x
    x = 647,727,330,120,627,328/926,993,087.80
  6. Step 6: Final answer
    x = 698,740,194.12

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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.