Home / 107,697,917.12-148,622,537.76-58,804,995.20

Finding the Fourth Proportional to 107,697,917.12, 148,622,537.76 and 58,804,995.20

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Solution

The fourth proportional to 107,697,917.12, 148,622,537.76 and 58,804,995.20 is: 81,150,572.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,697,917.12 : 148,622,537.76 = 58,804,995.20 : x
  2. Step 2: Convert to fraction form
    107,697,917.12/148,622,537.76 = 58,804,995.20/x
  3. Step 3: Cross multiply
    107,697,917.12x = 148,622,537.76 × 58,804,995.20
  4. Step 4: Simplify right side
    107,697,917.12x = 8,739,747,619,588,619
  5. Step 5: Solve for x
    x = 8,739,747,619,588,619/107,697,917.12
  6. Step 6: Final answer
    x = 81,150,572.39

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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.