Home / 108,985,304.34-150,436,164.92-64,946,113.02

Finding the Fourth Proportional to 108,985,304.34, 150,436,164.92 and 64,946,113.02

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Solution

The fourth proportional to 108,985,304.34, 150,436,164.92 and 64,946,113.02 is: 89,647,354.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,985,304.34 : 150,436,164.92 = 64,946,113.02 : x
  2. Step 2: Convert to fraction form
    108,985,304.34/150,436,164.92 = 64,946,113.02/x
  3. Step 3: Cross multiply
    108,985,304.34x = 150,436,164.92 × 64,946,113.02
  4. Step 4: Simplify right side
    108,985,304.34x = 9,770,244,168,864,948
  5. Step 5: Solve for x
    x = 9,770,244,168,864,948/108,985,304.34
  6. Step 6: Final answer
    x = 89,647,354.09

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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.