Home / 308,731,208.80-462,671,660.40-204,804,968.80

Finding the Fourth Proportional to 308,731,208.80, 462,671,660.40 and 204,804,968.80

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Solution

The fourth proportional to 308,731,208.80, 462,671,660.40 and 204,804,968.80 is: 306,925,416.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,731,208.80 : 462,671,660.40 = 204,804,968.80 : x
  2. Step 2: Convert to fraction form
    308,731,208.80/462,671,660.40 = 204,804,968.80/x
  3. Step 3: Cross multiply
    308,731,208.80x = 462,671,660.40 × 204,804,968.80
  4. Step 4: Simplify right side
    308,731,208.80x = 94,757,454,972,866,192
  5. Step 5: Solve for x
    x = 94,757,454,972,866,192/308,731,208.80
  6. Step 6: Final answer
    x = 306,925,416.91

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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.