Home / 65,616,654.48-90,553,734.38-37,739,372.46

Finding the Fourth Proportional to 65,616,654.48, 90,553,734.38 and 37,739,372.46

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Solution

The fourth proportional to 65,616,654.48, 90,553,734.38 and 37,739,372.46 is: 52,081,916.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,616,654.48 : 90,553,734.38 = 37,739,372.46 : x
  2. Step 2: Convert to fraction form
    65,616,654.48/90,553,734.38 = 37,739,372.46/x
  3. Step 3: Cross multiply
    65,616,654.48x = 90,553,734.38 × 37,739,372.46
  4. Step 4: Simplify right side
    65,616,654.48x = 3,417,441,108,769,261.50
  5. Step 5: Solve for x
    x = 3,417,441,108,769,261.50/65,616,654.48
  6. Step 6: Final answer
    x = 52,081,916.33

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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.