Home / 447,041,894.20-671,327,999.70-242,968,550.20

Finding the Fourth Proportional to 447,041,894.20, 671,327,999.70 and 242,968,550.20

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Solution

The fourth proportional to 447,041,894.20, 671,327,999.70 and 242,968,550.20 is: 364,868,691.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,041,894.20 : 671,327,999.70 = 242,968,550.20 : x
  2. Step 2: Convert to fraction form
    447,041,894.20/671,327,999.70 = 242,968,550.20/x
  3. Step 3: Cross multiply
    447,041,894.20x = 671,327,999.70 × 242,968,550.20
  4. Step 4: Simplify right side
    447,041,894.20x = 163,111,590,795,775,040
  5. Step 5: Solve for x
    x = 163,111,590,795,775,040/447,041,894.20
  6. Step 6: Final answer
    x = 364,868,691.08

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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.