Home / 1,270,966,916.70-1,753,889,610.69-698,745,803.04

Finding the Fourth Proportional to 1,270,966,916.70, 1,753,889,610.69 and 698,745,803.04

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Solution

The fourth proportional to 1,270,966,916.70, 1,753,889,610.69 and 698,745,803.04 is: 964,244,614.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,966,916.70 : 1,753,889,610.69 = 698,745,803.04 : x
  2. Step 2: Convert to fraction form
    1,270,966,916.70/1,753,889,610.69 = 698,745,803.04/x
  3. Step 3: Cross multiply
    1,270,966,916.70x = 1,753,889,610.69 × 698,745,803.04
  4. Step 4: Simplify right side
    1,270,966,916.70x = 1,225,523,004,465,096,960
  5. Step 5: Solve for x
    x = 1,225,523,004,465,096,960/1,270,966,916.70
  6. Step 6: Final answer
    x = 964,244,614.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.