Home / 534,133,031.10-801,199,546.65-485,665,611.90

Finding the Fourth Proportional to 534,133,031.10, 801,199,546.65 and 485,665,611.90

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Solution

The fourth proportional to 534,133,031.10, 801,199,546.65 and 485,665,611.90 is: 728,498,417.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,133,031.10 : 801,199,546.65 = 485,665,611.90 : x
  2. Step 2: Convert to fraction form
    534,133,031.10/801,199,546.65 = 485,665,611.90/x
  3. Step 3: Cross multiply
    534,133,031.10x = 801,199,546.65 × 485,665,611.90
  4. Step 4: Simplify right side
    534,133,031.10x = 389,115,068,077,774,784
  5. Step 5: Solve for x
    x = 389,115,068,077,774,784/534,133,031.10
  6. Step 6: Final answer
    x = 728,498,417.85

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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.