Home / 308,305,425.96-462,509,976.78-152,866,905.48

Finding the Fourth Proportional to 308,305,425.96, 462,509,976.78 and 152,866,905.48

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Solution

The fourth proportional to 308,305,425.96, 462,509,976.78 and 152,866,905.48 is: 229,326,060.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,305,425.96 : 462,509,976.78 = 152,866,905.48 : x
  2. Step 2: Convert to fraction form
    308,305,425.96/462,509,976.78 = 152,866,905.48/x
  3. Step 3: Cross multiply
    308,305,425.96x = 462,509,976.78 × 152,866,905.48
  4. Step 4: Simplify right side
    308,305,425.96x = 70,702,468,903,985,248
  5. Step 5: Solve for x
    x = 70,702,468,903,985,248/308,305,425.96
  6. Step 6: Final answer
    x = 229,326,060.95

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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.