Home / 208,900,010.60-313,350,015.90-204,653,277.80

Finding the Fourth Proportional to 208,900,010.60, 313,350,015.90 and 204,653,277.80

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Solution

The fourth proportional to 208,900,010.60, 313,350,015.90 and 204,653,277.80 is: 306,979,916.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,900,010.60 : 313,350,015.90 = 204,653,277.80 : x
  2. Step 2: Convert to fraction form
    208,900,010.60/313,350,015.90 = 204,653,277.80/x
  3. Step 3: Cross multiply
    208,900,010.60x = 313,350,015.90 × 204,653,277.80
  4. Step 4: Simplify right side
    208,900,010.60x = 64,128,107,852,617,112
  5. Step 5: Solve for x
    x = 64,128,107,852,617,112/208,900,010.60
  6. Step 6: Final answer
    x = 306,979,916.70

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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.