Home / 1,068,726,982.80-1,603,090,474.20-660,580,294.80

Finding the Fourth Proportional to 1,068,726,982.80, 1,603,090,474.20 and 660,580,294.80

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Solution

The fourth proportional to 1,068,726,982.80, 1,603,090,474.20 and 660,580,294.80 is: 990,870,442.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,726,982.80 : 1,603,090,474.20 = 660,580,294.80 : x
  2. Step 2: Convert to fraction form
    1,068,726,982.80/1,603,090,474.20 = 660,580,294.80/x
  3. Step 3: Cross multiply
    1,068,726,982.80x = 1,603,090,474.20 × 660,580,294.80
  4. Step 4: Simplify right side
    1,068,726,982.80x = 1,058,969,978,038,107,776
  5. Step 5: Solve for x
    x = 1,058,969,978,038,107,776/1,068,726,982.80
  6. Step 6: Final answer
    x = 990,870,442.20

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Double scale
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Similar ratio
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1.5x scale

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.