Home / 107,313,999.70-161,024,143.65-61,291,209.10

Finding the Fourth Proportional to 107,313,999.70, 161,024,143.65 and 61,291,209.10

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Solution

The fourth proportional to 107,313,999.70, 161,024,143.65 and 61,291,209.10 is: 91,967,166.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,313,999.70 : 161,024,143.65 = 61,291,209.10 : x
  2. Step 2: Convert to fraction form
    107,313,999.70/161,024,143.65 = 61,291,209.10/x
  3. Step 3: Cross multiply
    107,313,999.70x = 161,024,143.65 × 61,291,209.10
  4. Step 4: Simplify right side
    107,313,999.70x = 9,869,364,458,600,588
  5. Step 5: Solve for x
    x = 9,869,364,458,600,588/107,313,999.70
  6. Step 6: Final answer
    x = 91,967,166.32

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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.