Home / 1,081,472,766.30-1,622,209,149.45-717,967,122.30

Finding the Fourth Proportional to 1,081,472,766.30, 1,622,209,149.45 and 717,967,122.30

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Solution

The fourth proportional to 1,081,472,766.30, 1,622,209,149.45 and 717,967,122.30 is: 1,076,950,683.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,472,766.30 : 1,622,209,149.45 = 717,967,122.30 : x
  2. Step 2: Convert to fraction form
    1,081,472,766.30/1,622,209,149.45 = 717,967,122.30/x
  3. Step 3: Cross multiply
    1,081,472,766.30x = 1,622,209,149.45 × 717,967,122.30
  4. Step 4: Simplify right side
    1,081,472,766.30x = 1,164,692,834,799,347,200
  5. Step 5: Solve for x
    x = 1,164,692,834,799,347,200/1,081,472,766.30
  6. Step 6: Final answer
    x = 1,076,950,683.45

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Double scale
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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.