Home / 966,798,935.70-1,450,198,403.55-311,771,331.15

Finding the Fourth Proportional to 966,798,935.70, 1,450,198,403.55 and 311,771,331.15

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Solution

The fourth proportional to 966,798,935.70, 1,450,198,403.55 and 311,771,331.15 is: 467,656,996.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,798,935.70 : 1,450,198,403.55 = 311,771,331.15 : x
  2. Step 2: Convert to fraction form
    966,798,935.70/1,450,198,403.55 = 311,771,331.15/x
  3. Step 3: Cross multiply
    966,798,935.70x = 1,450,198,403.55 × 311,771,331.15
  4. Step 4: Simplify right side
    966,798,935.70x = 452,130,286,706,388,352
  5. Step 5: Solve for x
    x = 452,130,286,706,388,352/966,798,935.70
  6. Step 6: Final answer
    x = 467,656,996.73

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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.