Home / 371,101,701.06-512,106,317.40-206,099,899.38

Finding the Fourth Proportional to 371,101,701.06, 512,106,317.40 and 206,099,899.38

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Solution

The fourth proportional to 371,101,701.06, 512,106,317.40 and 206,099,899.38 is: 284,410,069.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,101,701.06 : 512,106,317.40 = 206,099,899.38 : x
  2. Step 2: Convert to fraction form
    371,101,701.06/512,106,317.40 = 206,099,899.38/x
  3. Step 3: Cross multiply
    371,101,701.06x = 512,106,317.40 × 206,099,899.38
  4. Step 4: Simplify right side
    371,101,701.06x = 105,545,060,488,002,336
  5. Step 5: Solve for x
    x = 105,545,060,488,002,336/371,101,701.06
  6. Step 6: Final answer
    x = 284,410,069.23

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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.