Home / 85,283,198.49-127,932,123.20-29,946,277.05

Finding the Fourth Proportional to 85,283,198.49, 127,932,123.20 and 29,946,277.05

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Solution

The fourth proportional to 85,283,198.49, 127,932,123.20 and 29,946,277.05 is: 44,921,987.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,283,198.49 : 127,932,123.20 = 29,946,277.05 : x
  2. Step 2: Convert to fraction form
    85,283,198.49/127,932,123.20 = 29,946,277.05/x
  3. Step 3: Cross multiply
    85,283,198.49x = 127,932,123.20 × 29,946,277.05
  4. Step 4: Simplify right side
    85,283,198.49x = 3,831,090,804,925,203
  5. Step 5: Solve for x
    x = 3,831,090,804,925,203/85,283,198.49
  6. Step 6: Final answer
    x = 44,921,987.83

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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.