Home / 107,956,965.60-161,935,448.40-31,282,495.20

Finding the Fourth Proportional to 107,956,965.60, 161,935,448.40 and 31,282,495.20

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Solution

The fourth proportional to 107,956,965.60, 161,935,448.40 and 31,282,495.20 is: 46,923,742.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,956,965.60 : 161,935,448.40 = 31,282,495.20 : x
  2. Step 2: Convert to fraction form
    107,956,965.60/161,935,448.40 = 31,282,495.20/x
  3. Step 3: Cross multiply
    107,956,965.60x = 161,935,448.40 × 31,282,495.20
  4. Step 4: Simplify right side
    107,956,965.60x = 5,065,744,887,282,848
  5. Step 5: Solve for x
    x = 5,065,744,887,282,848/107,956,965.60
  6. Step 6: Final answer
    x = 46,923,742.80

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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.