Home / 85,043,723.88-127,585,905.48-27,536,058.30

Finding the Fourth Proportional to 85,043,723.88, 127,585,905.48 and 27,536,058.30

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Solution

The fourth proportional to 85,043,723.88, 127,585,905.48 and 27,536,058.30 is: 41,310,666.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,043,723.88 : 127,585,905.48 = 27,536,058.30 : x
  2. Step 2: Convert to fraction form
    85,043,723.88/127,585,905.48 = 27,536,058.30/x
  3. Step 3: Cross multiply
    85,043,723.88x = 127,585,905.48 × 27,536,058.30
  4. Step 4: Simplify right side
    85,043,723.88x = 3,513,212,931,555,569.50
  5. Step 5: Solve for x
    x = 3,513,212,931,555,569.50/85,043,723.88
  6. Step 6: Final answer
    x = 41,310,666.69

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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.