Home / 413,404,700.10-620,107,050.15-122,245,890.90

Finding the Fourth Proportional to 413,404,700.10, 620,107,050.15 and 122,245,890.90

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Solution

The fourth proportional to 413,404,700.10, 620,107,050.15 and 122,245,890.90 is: 183,368,836.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,404,700.10 : 620,107,050.15 = 122,245,890.90 : x
  2. Step 2: Convert to fraction form
    413,404,700.10/620,107,050.15 = 122,245,890.90/x
  3. Step 3: Cross multiply
    413,404,700.10x = 620,107,050.15 × 122,245,890.90
  4. Step 4: Simplify right side
    413,404,700.10x = 75,805,538,798,957,728
  5. Step 5: Solve for x
    x = 75,805,538,798,957,728/413,404,700.10
  6. Step 6: Final answer
    x = 183,368,836.35

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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.