Home / 124,583,917.23-186,774,704.78-51,855,137.01

Finding the Fourth Proportional to 124,583,917.23, 186,774,704.78 and 51,855,137.01

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Solution

The fourth proportional to 124,583,917.23, 186,774,704.78 and 51,855,137.01 is: 77,740,595.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,583,917.23 : 186,774,704.78 = 51,855,137.01 : x
  2. Step 2: Convert to fraction form
    124,583,917.23/186,774,704.78 = 51,855,137.01/x
  3. Step 3: Cross multiply
    124,583,917.23x = 186,774,704.78 × 51,855,137.01
  4. Step 4: Simplify right side
    124,583,917.23x = 9,685,227,906,109,926
  5. Step 5: Solve for x
    x = 9,685,227,906,109,926/124,583,917.23
  6. Step 6: Final answer
    x = 77,740,595.43

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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.