Home / 73,298,436.30-109,947,654.45-54,166,560.30

Finding the Fourth Proportional to 73,298,436.30, 109,947,654.45 and 54,166,560.30

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Solution

The fourth proportional to 73,298,436.30, 109,947,654.45 and 54,166,560.30 is: 81,249,840.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,298,436.30 : 109,947,654.45 = 54,166,560.30 : x
  2. Step 2: Convert to fraction form
    73,298,436.30/109,947,654.45 = 54,166,560.30/x
  3. Step 3: Cross multiply
    73,298,436.30x = 109,947,654.45 × 54,166,560.30
  4. Step 4: Simplify right side
    73,298,436.30x = 5,955,486,254,609,488
  5. Step 5: Solve for x
    x = 5,955,486,254,609,488/73,298,436.30
  6. Step 6: Final answer
    x = 81,249,840.45

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Double scale
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Similar ratio
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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.