Home / 3,827,836,615-5,741,754,916.02-919,791,463

Finding the Fourth Proportional to 3,827,836,615, 5,741,754,916.02 and 919,791,463

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Solution

The fourth proportional to 3,827,836,615, 5,741,754,916.02 and 919,791,463 is: 1,379,687,192.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827,836,615 : 5,741,754,916.02 = 919,791,463 : x
  2. Step 2: Convert to fraction form
    3,827,836,615/5,741,754,916.02 = 919,791,463/x
  3. Step 3: Cross multiply
    3,827,836,615x = 5,741,754,916.02 × 919,791,463
  4. Step 4: Simplify right side
    3,827,836,615x = 5,281,217,154,393,478,144
  5. Step 5: Solve for x
    x = 5,281,217,154,393,478,144/3,827,836,615
  6. Step 6: Final answer
    x = 1,379,687,192.94

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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.