Home / 379,764,339.20-569,646,508.80-236,437,107.20

Finding the Fourth Proportional to 379,764,339.20, 569,646,508.80 and 236,437,107.20

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Solution

The fourth proportional to 379,764,339.20, 569,646,508.80 and 236,437,107.20 is: 354,655,660.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,764,339.20 : 569,646,508.80 = 236,437,107.20 : x
  2. Step 2: Convert to fraction form
    379,764,339.20/569,646,508.80 = 236,437,107.20/x
  3. Step 3: Cross multiply
    379,764,339.20x = 569,646,508.80 × 236,437,107.20
  4. Step 4: Simplify right side
    379,764,339.20x = 134,685,572,667,251,328
  5. Step 5: Solve for x
    x = 134,685,572,667,251,328/379,764,339.20
  6. Step 6: Final answer
    x = 354,655,660.80

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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.