Home / 381,548,089.24-526,650,545.28-222,821,028.02

Finding the Fourth Proportional to 381,548,089.24, 526,650,545.28 and 222,821,028.02

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Solution

The fourth proportional to 381,548,089.24, 526,650,545.28 and 222,821,028.02 is: 307,559,700.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,548,089.24 : 526,650,545.28 = 222,821,028.02 : x
  2. Step 2: Convert to fraction form
    381,548,089.24/526,650,545.28 = 222,821,028.02/x
  3. Step 3: Cross multiply
    381,548,089.24x = 526,650,545.28 × 222,821,028.02
  4. Step 4: Simplify right side
    381,548,089.24x = 117,348,815,908,735,360
  5. Step 5: Solve for x
    x = 117,348,815,908,735,360/381,548,089.24
  6. Step 6: Final answer
    x = 307,559,700.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.