Home / 235,960,126.21-353,941,308.87-72,197,621.56

Finding the Fourth Proportional to 235,960,126.21, 353,941,308.87 and 72,197,621.56

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Solution

The fourth proportional to 235,960,126.21, 353,941,308.87 and 72,197,621.56 is: 108,296,774.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,960,126.21 : 353,941,308.87 = 72,197,621.56 : x
  2. Step 2: Convert to fraction form
    235,960,126.21/353,941,308.87 = 72,197,621.56/x
  3. Step 3: Cross multiply
    235,960,126.21x = 353,941,308.87 × 72,197,621.56
  4. Step 4: Simplify right side
    235,960,126.21x = 25,553,720,672,247,332
  5. Step 5: Solve for x
    x = 25,553,720,672,247,332/235,960,126.21
  6. Step 6: Final answer
    x = 108,296,774.89

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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.