Home / 501,477,093.06-692,102,233.10-303,240,006.65

Finding the Fourth Proportional to 501,477,093.06, 692,102,233.10 and 303,240,006.65

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Solution

The fourth proportional to 501,477,093.06, 692,102,233.10 and 303,240,006.65 is: 418,509,815.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,477,093.06 : 692,102,233.10 = 303,240,006.65 : x
  2. Step 2: Convert to fraction form
    501,477,093.06/692,102,233.10 = 303,240,006.65/x
  3. Step 3: Cross multiply
    501,477,093.06x = 692,102,233.10 × 303,240,006.65
  4. Step 4: Simplify right side
    501,477,093.06x = 209,873,085,766,857,024
  5. Step 5: Solve for x
    x = 209,873,085,766,857,024/501,477,093.06
  6. Step 6: Final answer
    x = 418,509,815.64

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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.