Home / 606,393,928.40-909,590,979.90-146,332,099.40

Finding the Fourth Proportional to 606,393,928.40, 909,590,979.90 and 146,332,099.40

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Solution

The fourth proportional to 606,393,928.40, 909,590,979.90 and 146,332,099.40 is: 219,498,170.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,393,928.40 : 909,590,979.90 = 146,332,099.40 : x
  2. Step 2: Convert to fraction form
    606,393,928.40/909,590,979.90 = 146,332,099.40/x
  3. Step 3: Cross multiply
    606,393,928.40x = 909,590,979.90 × 146,332,099.40
  4. Step 4: Simplify right side
    606,393,928.40x = 133,102,357,684,070,208
  5. Step 5: Solve for x
    x = 133,102,357,684,070,208/606,393,928.40
  6. Step 6: Final answer
    x = 219,498,170.17

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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.