Home / 90,440,381.76-135,705,443.04-35,851,813.44

Finding the Fourth Proportional to 90,440,381.76, 135,705,443.04 and 35,851,813.44

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Solution

The fourth proportional to 90,440,381.76, 135,705,443.04 and 35,851,813.44 is: 53,795,507.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,440,381.76 : 135,705,443.04 = 35,851,813.44 : x
  2. Step 2: Convert to fraction form
    90,440,381.76/135,705,443.04 = 35,851,813.44/x
  3. Step 3: Cross multiply
    90,440,381.76x = 135,705,443.04 × 35,851,813.44
  4. Step 4: Simplify right side
    90,440,381.76x = 4,865,286,226,662,626
  5. Step 5: Solve for x
    x = 4,865,286,226,662,626/90,440,381.76
  6. Step 6: Final answer
    x = 53,795,507.40

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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.