Home / 74,599,231.14-111,775,142.76-45,364,637.81

Finding the Fourth Proportional to 74,599,231.14, 111,775,142.76 and 45,364,637.81

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Solution

The fourth proportional to 74,599,231.14, 111,775,142.76 and 45,364,637.81 is: 67,971,730.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,599,231.14 : 111,775,142.76 = 45,364,637.81 : x
  2. Step 2: Convert to fraction form
    74,599,231.14/111,775,142.76 = 45,364,637.81/x
  3. Step 3: Cross multiply
    74,599,231.14x = 111,775,142.76 × 45,364,637.81
  4. Step 4: Simplify right side
    74,599,231.14x = 5,070,638,867,468,444
  5. Step 5: Solve for x
    x = 5,070,638,867,468,444/74,599,231.14
  6. Step 6: Final answer
    x = 67,971,730.94

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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.