Home / 107,313,998.70-161,024,142.15-61,291,208.10

Finding the Fourth Proportional to 107,313,998.70, 161,024,142.15 and 61,291,208.10

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Solution

The fourth proportional to 107,313,998.70, 161,024,142.15 and 61,291,208.10 is: 91,967,164.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,313,998.70 : 161,024,142.15 = 61,291,208.10 : x
  2. Step 2: Convert to fraction form
    107,313,998.70/161,024,142.15 = 61,291,208.10/x
  3. Step 3: Cross multiply
    107,313,998.70x = 161,024,142.15 × 61,291,208.10
  4. Step 4: Simplify right side
    107,313,998.70x = 9,869,364,205,639,632
  5. Step 5: Solve for x
    x = 9,869,364,205,639,632/107,313,998.70
  6. Step 6: Final answer
    x = 91,967,164.82

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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.