Home / 4,791,072,393.78-7,180,184,716.71-3,728,777,983.53

Finding the Fourth Proportional to 4,791,072,393.78, 7,180,184,716.71 and 3,728,777,983.53

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Solution

The fourth proportional to 4,791,072,393.78, 7,180,184,716.71 and 3,728,777,983.53 is: 5,588,167,426.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791,072,393.78 : 7,180,184,716.71 = 3,728,777,983.53 : x
  2. Step 2: Convert to fraction form
    4,791,072,393.78/7,180,184,716.71 = 3,728,777,983.53/x
  3. Step 3: Cross multiply
    4,791,072,393.78x = 7,180,184,716.71 × 3,728,777,983.53
  4. Step 4: Simplify right side
    4,791,072,393.78x = 26,773,314,689,346,838,528
  5. Step 5: Solve for x
    x = 26,773,314,689,346,838,528/4,791,072,393.78
  6. Step 6: Final answer
    x = 5,588,167,426.59

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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.