Home / 1,102,247,165.89-1,521,100,418.33-607,209,874.39

Finding the Fourth Proportional to 1,102,247,165.89, 1,521,100,418.33 and 607,209,874.39

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Solution

The fourth proportional to 1,102,247,165.89, 1,521,100,418.33 and 607,209,874.39 is: 837,949,257.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,247,165.89 : 1,521,100,418.33 = 607,209,874.39 : x
  2. Step 2: Convert to fraction form
    1,102,247,165.89/1,521,100,418.33 = 607,209,874.39/x
  3. Step 3: Cross multiply
    1,102,247,165.89x = 1,521,100,418.33 × 607,209,874.39
  4. Step 4: Simplify right side
    1,102,247,165.89x = 923,627,193,952,155,136
  5. Step 5: Solve for x
    x = 923,627,193,952,155,136/1,102,247,165.89
  6. Step 6: Final answer
    x = 837,949,257.24

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Half scale
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Double scale
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1.5x scale

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.