Home / 4,791,072,395.78-7,180,184,719.71-3,728,777,985.53

Finding the Fourth Proportional to 4,791,072,395.78, 7,180,184,719.71 and 3,728,777,985.53

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Solution

The fourth proportional to 4,791,072,395.78, 7,180,184,719.71 and 3,728,777,985.53 is: 5,588,167,429.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791,072,395.78 : 7,180,184,719.71 = 3,728,777,985.53 : x
  2. Step 2: Convert to fraction form
    4,791,072,395.78/7,180,184,719.71 = 3,728,777,985.53/x
  3. Step 3: Cross multiply
    4,791,072,395.78x = 7,180,184,719.71 × 3,728,777,985.53
  4. Step 4: Simplify right side
    4,791,072,395.78x = 26,773,314,714,857,639,936
  5. Step 5: Solve for x
    x = 26,773,314,714,857,639,936/4,791,072,395.78
  6. Step 6: Final answer
    x = 5,588,167,429.59

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1.5x scale

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.