Home / 4,791,072,393.03-7,180,184,715.58-3,728,777,982.78

Finding the Fourth Proportional to 4,791,072,393.03, 7,180,184,715.58 and 3,728,777,982.78

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Solution

The fourth proportional to 4,791,072,393.03, 7,180,184,715.58 and 3,728,777,982.78 is: 5,588,167,425.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791,072,393.03 : 7,180,184,715.58 = 3,728,777,982.78 : x
  2. Step 2: Convert to fraction form
    4,791,072,393.03/7,180,184,715.58 = 3,728,777,982.78/x
  3. Step 3: Cross multiply
    4,791,072,393.03x = 7,180,184,715.58 × 3,728,777,982.78
  4. Step 4: Simplify right side
    4,791,072,393.03x = 26,773,314,679,748,182,016
  5. Step 5: Solve for x
    x = 26,773,314,679,748,182,016/4,791,072,393.03
  6. Step 6: Final answer
    x = 5,588,167,425.46

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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.