Home / 497,665,656.20-746,871,732.30-255,203,755.40

Finding the Fourth Proportional to 497,665,656.20, 746,871,732.30 and 255,203,755.40

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Solution

The fourth proportional to 497,665,656.20, 746,871,732.30 and 255,203,755.40 is: 382,997,035.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,665,656.20 : 746,871,732.30 = 255,203,755.40 : x
  2. Step 2: Convert to fraction form
    497,665,656.20/746,871,732.30 = 255,203,755.40/x
  3. Step 3: Cross multiply
    497,665,656.20x = 746,871,732.30 × 255,203,755.40
  4. Step 4: Simplify right side
    497,665,656.20x = 190,604,470,885,063,456
  5. Step 5: Solve for x
    x = 190,604,470,885,063,456/497,665,656.20
  6. Step 6: Final answer
    x = 382,997,035.28

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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.