Home / 108,444,005.40-162,666,008.10-36,639,384.60

Finding the Fourth Proportional to 108,444,005.40, 162,666,008.10 and 36,639,384.60

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Solution

The fourth proportional to 108,444,005.40, 162,666,008.10 and 36,639,384.60 is: 54,959,076.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,444,005.40 : 162,666,008.10 = 36,639,384.60 : x
  2. Step 2: Convert to fraction form
    108,444,005.40/162,666,008.10 = 36,639,384.60/x
  3. Step 3: Cross multiply
    108,444,005.40x = 162,666,008.10 × 36,639,384.60
  4. Step 4: Simplify right side
    108,444,005.40x = 5,959,982,432,122,615
  5. Step 5: Solve for x
    x = 5,959,982,432,122,615/108,444,005.40
  6. Step 6: Final answer
    x = 54,959,076.90

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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.