Home / 107,896,381.60-161,844,572.40-73,632,215.20

Finding the Fourth Proportional to 107,896,381.60, 161,844,572.40 and 73,632,215.20

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Solution

The fourth proportional to 107,896,381.60, 161,844,572.40 and 73,632,215.20 is: 110,448,322.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,896,381.60 : 161,844,572.40 = 73,632,215.20 : x
  2. Step 2: Convert to fraction form
    107,896,381.60/161,844,572.40 = 73,632,215.20/x
  3. Step 3: Cross multiply
    107,896,381.60x = 161,844,572.40 × 73,632,215.20
  4. Step 4: Simplify right side
    107,896,381.60x = 11,916,974,383,908,782
  5. Step 5: Solve for x
    x = 11,916,974,383,908,782/107,896,381.60
  6. Step 6: Final answer
    x = 110,448,322.80

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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.