Home / 404,332,440.85-607,565,138.12-217,724,351.74

Finding the Fourth Proportional to 404,332,440.85, 607,565,138.12 and 217,724,351.74

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Solution

The fourth proportional to 404,332,440.85, 607,565,138.12 and 217,724,351.74 is: 327,160,802.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,332,440.85 : 607,565,138.12 = 217,724,351.74 : x
  2. Step 2: Convert to fraction form
    404,332,440.85/607,565,138.12 = 217,724,351.74/x
  3. Step 3: Cross multiply
    404,332,440.85x = 607,565,138.12 × 217,724,351.74
  4. Step 4: Simplify right side
    404,332,440.85x = 132,281,725,835,209,504
  5. Step 5: Solve for x
    x = 132,281,725,835,209,504/404,332,440.85
  6. Step 6: Final answer
    x = 327,160,802.52

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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.