Home / 447,300,590.30-670,726,364.34-260,614,960.64

Finding the Fourth Proportional to 447,300,590.30, 670,726,364.34 and 260,614,960.64

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Solution

The fourth proportional to 447,300,590.30, 670,726,364.34 and 260,614,960.64 is: 390,791,626.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,300,590.30 : 670,726,364.34 = 260,614,960.64 : x
  2. Step 2: Convert to fraction form
    447,300,590.30/670,726,364.34 = 260,614,960.64/x
  3. Step 3: Cross multiply
    447,300,590.30x = 670,726,364.34 × 260,614,960.64
  4. Step 4: Simplify right side
    447,300,590.30x = 174,801,325,042,679,392
  5. Step 5: Solve for x
    x = 174,801,325,042,679,392/447,300,590.30
  6. Step 6: Final answer
    x = 390,791,626.11

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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.