Home / 219,593,760.84-329,426,858.16-90,167,013.36

Finding the Fourth Proportional to 219,593,760.84, 329,426,858.16 and 90,167,013.36

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Solution

The fourth proportional to 219,593,760.84, 329,426,858.16 and 90,167,013.36 is: 135,265,391.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,593,760.84 : 329,426,858.16 = 90,167,013.36 : x
  2. Step 2: Convert to fraction form
    219,593,760.84/329,426,858.16 = 90,167,013.36/x
  3. Step 3: Cross multiply
    219,593,760.84x = 329,426,858.16 × 90,167,013.36
  4. Step 4: Simplify right side
    219,593,760.84x = 29,703,435,920,855,548
  5. Step 5: Solve for x
    x = 29,703,435,920,855,548/219,593,760.84
  6. Step 6: Final answer
    x = 135,265,391.00

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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.