Home / 377,086,126.78-565,756,345.20-166,968,126.49

Finding the Fourth Proportional to 377,086,126.78, 565,756,345.20 and 166,968,126.49

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Solution

The fourth proportional to 377,086,126.78, 565,756,345.20 and 166,968,126.49 is: 250,508,492.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,086,126.78 : 565,756,345.20 = 166,968,126.49 : x
  2. Step 2: Convert to fraction form
    377,086,126.78/565,756,345.20 = 166,968,126.49/x
  3. Step 3: Cross multiply
    377,086,126.78x = 565,756,345.20 × 166,968,126.49
  4. Step 4: Simplify right side
    377,086,126.78x = 94,463,277,007,873,712
  5. Step 5: Solve for x
    x = 94,463,277,007,873,712/377,086,126.78
  6. Step 6: Final answer
    x = 250,508,492.09

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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.