Home / 341,172,607.40-511,758,911.10-279,950,604.20

Finding the Fourth Proportional to 341,172,607.40, 511,758,911.10 and 279,950,604.20

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Solution

The fourth proportional to 341,172,607.40, 511,758,911.10 and 279,950,604.20 is: 419,925,906.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,172,607.40 : 511,758,911.10 = 279,950,604.20 : x
  2. Step 2: Convert to fraction form
    341,172,607.40/511,758,911.10 = 279,950,604.20/x
  3. Step 3: Cross multiply
    341,172,607.40x = 511,758,911.10 × 279,950,604.20
  4. Step 4: Simplify right side
    341,172,607.40x = 143,267,216,367,179,088
  5. Step 5: Solve for x
    x = 143,267,216,367,179,088/341,172,607.40
  6. Step 6: Final answer
    x = 419,925,906.30

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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.