Home / 294,857,101.90-442,285,652.85-100,739,419.30

Finding the Fourth Proportional to 294,857,101.90, 442,285,652.85 and 100,739,419.30

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Solution

The fourth proportional to 294,857,101.90, 442,285,652.85 and 100,739,419.30 is: 151,109,128.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,857,101.90 : 442,285,652.85 = 100,739,419.30 : x
  2. Step 2: Convert to fraction form
    294,857,101.90/442,285,652.85 = 100,739,419.30/x
  3. Step 3: Cross multiply
    294,857,101.90x = 442,285,652.85 × 100,739,419.30
  4. Step 4: Simplify right side
    294,857,101.90x = 44,555,599,832,830,392
  5. Step 5: Solve for x
    x = 44,555,599,832,830,392/294,857,101.90
  6. Step 6: Final answer
    x = 151,109,128.95

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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.