Home / 73,814,538.80-110,721,808.20-30,669,402.80

Finding the Fourth Proportional to 73,814,538.80, 110,721,808.20 and 30,669,402.80

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Solution

The fourth proportional to 73,814,538.80, 110,721,808.20 and 30,669,402.80 is: 46,004,104.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,814,538.80 : 110,721,808.20 = 30,669,402.80 : x
  2. Step 2: Convert to fraction form
    73,814,538.80/110,721,808.20 = 30,669,402.80/x
  3. Step 3: Cross multiply
    73,814,538.80x = 110,721,808.20 × 30,669,402.80
  4. Step 4: Simplify right side
    73,814,538.80x = 3,395,771,734,430,143
  5. Step 5: Solve for x
    x = 3,395,771,734,430,143/73,814,538.80
  6. Step 6: Final answer
    x = 46,004,104.20

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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.