Home / 65,264,311.50-90,067,319.63-35,898,376.49

Finding the Fourth Proportional to 65,264,311.50, 90,067,319.63 and 35,898,376.49

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Solution

The fourth proportional to 65,264,311.50, 90,067,319.63 and 35,898,376.49 is: 49,541,173.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,264,311.50 : 90,067,319.63 = 35,898,376.49 : x
  2. Step 2: Convert to fraction form
    65,264,311.50/90,067,319.63 = 35,898,376.49/x
  3. Step 3: Cross multiply
    65,264,311.50x = 90,067,319.63 × 35,898,376.49
  4. Step 4: Simplify right side
    65,264,311.50x = 3,233,270,548,893,079
  5. Step 5: Solve for x
    x = 3,233,270,548,893,079/65,264,311.50
  6. Step 6: Final answer
    x = 49,541,173.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.