Home / 733,913,005.05-1,012,800,112.29-403,888,144.05

Finding the Fourth Proportional to 733,913,005.05, 1,012,800,112.29 and 403,888,144.05

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Solution

The fourth proportional to 733,913,005.05, 1,012,800,112.29 and 403,888,144.05 is: 557,365,729.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,913,005.05 : 1,012,800,112.29 = 403,888,144.05 : x
  2. Step 2: Convert to fraction form
    733,913,005.05/1,012,800,112.29 = 403,888,144.05/x
  3. Step 3: Cross multiply
    733,913,005.05x = 1,012,800,112.29 × 403,888,144.05
  4. Step 4: Simplify right side
    733,913,005.05x = 409,057,957,646,439,680
  5. Step 5: Solve for x
    x = 409,057,957,646,439,680/733,913,005.05
  6. Step 6: Final answer
    x = 557,365,729.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.