Home / 894,810,267.02-1,234,988,433.20-518,702,122.20

Finding the Fourth Proportional to 894,810,267.02, 1,234,988,433.20 and 518,702,122.20

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Solution

The fourth proportional to 894,810,267.02, 1,234,988,433.20 and 518,702,122.20 is: 715,896,033.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,810,267.02 : 1,234,988,433.20 = 518,702,122.20 : x
  2. Step 2: Convert to fraction form
    894,810,267.02/1,234,988,433.20 = 518,702,122.20/x
  3. Step 3: Cross multiply
    894,810,267.02x = 1,234,988,433.20 × 518,702,122.20
  4. Step 4: Simplify right side
    894,810,267.02x = 640,591,121,193,292,928
  5. Step 5: Solve for x
    x = 640,591,121,193,292,928/894,810,267.02
  6. Step 6: Final answer
    x = 715,896,033.83

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Double scale
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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.