Home / 219,828,250.24-329,766,290.88-81,637,647.04

Finding the Fourth Proportional to 219,828,250.24, 329,766,290.88 and 81,637,647.04

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Solution

The fourth proportional to 219,828,250.24, 329,766,290.88 and 81,637,647.04 is: 122,465,352.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,828,250.24 : 329,766,290.88 = 81,637,647.04 : x
  2. Step 2: Convert to fraction form
    219,828,250.24/329,766,290.88 = 81,637,647.04/x
  3. Step 3: Cross multiply
    219,828,250.24x = 329,766,290.88 × 81,637,647.04
  4. Step 4: Simplify right side
    219,828,250.24x = 26,921,344,060,551,412
  5. Step 5: Solve for x
    x = 26,921,344,060,551,412/219,828,250.24
  6. Step 6: Final answer
    x = 122,465,352.07

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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.