Home / 445,189,574.04-667,784,381.81-304,991,784.57

Finding the Fourth Proportional to 445,189,574.04, 667,784,381.81 and 304,991,784.57

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Solution

The fourth proportional to 445,189,574.04, 667,784,381.81 and 304,991,784.57 is: 457,487,691.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,189,574.04 : 667,784,381.81 = 304,991,784.57 : x
  2. Step 2: Convert to fraction form
    445,189,574.04/667,784,381.81 = 304,991,784.57/x
  3. Step 3: Cross multiply
    445,189,574.04x = 667,784,381.81 × 304,991,784.57
  4. Step 4: Simplify right side
    445,189,574.04x = 203,668,750,314,681,152
  5. Step 5: Solve for x
    x = 203,668,750,314,681,152/445,189,574.04
  6. Step 6: Final answer
    x = 457,487,691.07

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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.