Home / 487,962,796.20-732,511,064.70-294,093,119.40

Finding the Fourth Proportional to 487,962,796.20, 732,511,064.70 and 294,093,119.40

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Solution

The fourth proportional to 487,962,796.20, 732,511,064.70 and 294,093,119.40 is: 441,481,329.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,962,796.20 : 732,511,064.70 = 294,093,119.40 : x
  2. Step 2: Convert to fraction form
    487,962,796.20/732,511,064.70 = 294,093,119.40/x
  3. Step 3: Cross multiply
    487,962,796.20x = 732,511,064.70 × 294,093,119.40
  4. Step 4: Simplify right side
    487,962,796.20x = 215,426,464,012,638,208
  5. Step 5: Solve for x
    x = 215,426,464,012,638,208/487,962,796.20
  6. Step 6: Final answer
    x = 441,481,329.50

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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.