Home / 64,980,911.60-97,471,367.40-54,777,244.40

Finding the Fourth Proportional to 64,980,911.60, 97,471,367.40 and 54,777,244.40

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Solution

The fourth proportional to 64,980,911.60, 97,471,367.40 and 54,777,244.40 is: 82,165,866.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,980,911.60 : 97,471,367.40 = 54,777,244.40 : x
  2. Step 2: Convert to fraction form
    64,980,911.60/97,471,367.40 = 54,777,244.40/x
  3. Step 3: Cross multiply
    64,980,911.60x = 97,471,367.40 × 54,777,244.40
  4. Step 4: Simplify right side
    64,980,911.60x = 5,339,212,914,071,993
  5. Step 5: Solve for x
    x = 5,339,212,914,071,993/64,980,911.60
  6. Step 6: Final answer
    x = 82,165,866.60

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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.