Home / 309,745,329.62-464,614,845.14-79,713,520.34

Finding the Fourth Proportional to 309,745,329.62, 464,614,845.14 and 79,713,520.34

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Solution

The fourth proportional to 309,745,329.62, 464,614,845.14 and 79,713,520.34 is: 119,569,470.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,745,329.62 : 464,614,845.14 = 79,713,520.34 : x
  2. Step 2: Convert to fraction form
    309,745,329.62/464,614,845.14 = 79,713,520.34/x
  3. Step 3: Cross multiply
    309,745,329.62x = 464,614,845.14 × 79,713,520.34
  4. Step 4: Simplify right side
    309,745,329.62x = 37,036,084,908,333,344
  5. Step 5: Solve for x
    x = 37,036,084,908,333,344/309,745,329.62
  6. Step 6: Final answer
    x = 119,569,470.03

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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.