Home / 294,857,103.90-442,285,655.85-100,739,421.30

Finding the Fourth Proportional to 294,857,103.90, 442,285,655.85 and 100,739,421.30

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Solution

The fourth proportional to 294,857,103.90, 442,285,655.85 and 100,739,421.30 is: 151,109,131.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,857,103.90 : 442,285,655.85 = 100,739,421.30 : x
  2. Step 2: Convert to fraction form
    294,857,103.90/442,285,655.85 = 100,739,421.30/x
  3. Step 3: Cross multiply
    294,857,103.90x = 442,285,655.85 × 100,739,421.30
  4. Step 4: Simplify right side
    294,857,103.90x = 44,555,601,019,619,960
  5. Step 5: Solve for x
    x = 44,555,601,019,619,960/294,857,103.90
  6. Step 6: Final answer
    x = 151,109,131.95

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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.