Home / 379,842,520.64-569,466,132.08-149,983,659.32

Finding the Fourth Proportional to 379,842,520.64, 569,466,132.08 and 149,983,659.32

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Solution

The fourth proportional to 379,842,520.64, 569,466,132.08 and 149,983,659.32 is: 224,857,960.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,842,520.64 : 569,466,132.08 = 149,983,659.32 : x
  2. Step 2: Convert to fraction form
    379,842,520.64/569,466,132.08 = 149,983,659.32/x
  3. Step 3: Cross multiply
    379,842,520.64x = 569,466,132.08 × 149,983,659.32
  4. Step 4: Simplify right side
    379,842,520.64x = 85,410,614,344,567,600
  5. Step 5: Solve for x
    x = 85,410,614,344,567,600/379,842,520.64
  6. Step 6: Final answer
    x = 224,857,960.09

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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.