Home / 54,397,046.70-81,595,570.05-51,205,776.30

Finding the Fourth Proportional to 54,397,046.70, 81,595,570.05 and 51,205,776.30

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Solution

The fourth proportional to 54,397,046.70, 81,595,570.05 and 51,205,776.30 is: 76,808,664.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,397,046.70 : 81,595,570.05 = 51,205,776.30 : x
  2. Step 2: Convert to fraction form
    54,397,046.70/81,595,570.05 = 51,205,776.30/x
  3. Step 3: Cross multiply
    54,397,046.70x = 81,595,570.05 × 51,205,776.30
  4. Step 4: Simplify right side
    54,397,046.70x = 4,178,164,507,051,279.50
  5. Step 5: Solve for x
    x = 4,178,164,507,051,279.50/54,397,046.70
  6. Step 6: Final answer
    x = 76,808,664.45

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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.