Home / 369,614,087.44-554,966,146.15-206,171,179.36

Finding the Fourth Proportional to 369,614,087.44, 554,966,146.15 and 206,171,179.36

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Solution

The fourth proportional to 369,614,087.44, 554,966,146.15 and 206,171,179.36 is: 309,560,779.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,614,087.44 : 554,966,146.15 = 206,171,179.36 : x
  2. Step 2: Convert to fraction form
    369,614,087.44/554,966,146.15 = 206,171,179.36/x
  3. Step 3: Cross multiply
    369,614,087.44x = 554,966,146.15 × 206,171,179.36
  4. Step 4: Simplify right side
    369,614,087.44x = 114,418,024,854,716,784
  5. Step 5: Solve for x
    x = 114,418,024,854,716,784/369,614,087.44
  6. Step 6: Final answer
    x = 309,560,779.05

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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.