Home / 303,529,282.89-455,263,283.41-205,788,564.05

Finding the Fourth Proportional to 303,529,282.89, 455,263,283.41 and 205,788,564.05

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Solution

The fourth proportional to 303,529,282.89, 455,263,283.41 and 205,788,564.05 is: 308,662,071.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,529,282.89 : 455,263,283.41 = 205,788,564.05 : x
  2. Step 2: Convert to fraction form
    303,529,282.89/455,263,283.41 = 205,788,564.05/x
  3. Step 3: Cross multiply
    303,529,282.89x = 455,263,283.41 × 205,788,564.05
  4. Step 4: Simplify right side
    303,529,282.89x = 93,687,977,354,841,296
  5. Step 5: Solve for x
    x = 93,687,977,354,841,296/303,529,282.89
  6. Step 6: Final answer
    x = 308,662,071.95

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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.