Home / 478,095,958-659,755,003.35-266,391,850.24

Finding the Fourth Proportional to 478,095,958, 659,755,003.35 and 266,391,850.24

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Solution

The fourth proportional to 478,095,958, 659,755,003.35 and 266,391,850.24 is: 367,611,047.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,095,958 : 659,755,003.35 = 266,391,850.24 : x
  2. Step 2: Convert to fraction form
    478,095,958/659,755,003.35 = 266,391,850.24/x
  3. Step 3: Cross multiply
    478,095,958x = 659,755,003.35 × 266,391,850.24
  4. Step 4: Simplify right side
    478,095,958x = 175,753,356,047,503,904
  5. Step 5: Solve for x
    x = 175,753,356,047,503,904/478,095,958
  6. Step 6: Final answer
    x = 367,611,047.75

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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.