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Finding the Fourth Proportional to 753,553,114.40, 1,130,383,480 and 200,852,647.56

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Solution

The fourth proportional to 753,553,114.40, 1,130,383,480 and 200,852,647.56 is: 301,293,313.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,553,114.40 : 1,130,383,480 = 200,852,647.56 : x
  2. Step 2: Convert to fraction form
    753,553,114.40/1,130,383,480 = 200,852,647.56/x
  3. Step 3: Cross multiply
    753,553,114.40x = 1,130,383,480 × 200,852,647.56
  4. Step 4: Simplify right side
    753,553,114.40x = 227,040,514,716,086,304
  5. Step 5: Solve for x
    x = 227,040,514,716,086,304/753,553,114.40
  6. Step 6: Final answer
    x = 301,293,313.47

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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.