Home / 338,453,908.22-466,894,498.65-221,047,962.50

Finding the Fourth Proportional to 338,453,908.22, 466,894,498.65 and 221,047,962.50

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Solution

The fourth proportional to 338,453,908.22, 466,894,498.65 and 221,047,962.50 is: 304,933,921.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,453,908.22 : 466,894,498.65 = 221,047,962.50 : x
  2. Step 2: Convert to fraction form
    338,453,908.22/466,894,498.65 = 221,047,962.50/x
  3. Step 3: Cross multiply
    338,453,908.22x = 466,894,498.65 × 221,047,962.50
  4. Step 4: Simplify right side
    338,453,908.22x = 103,206,077,629,379,808
  5. Step 5: Solve for x
    x = 103,206,077,629,379,808/338,453,908.22
  6. Step 6: Final answer
    x = 304,933,921.94

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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.