Home / 102,568,325.20-153,852,487.80-30,764,741.20

Finding the Fourth Proportional to 102,568,325.20, 153,852,487.80 and 30,764,741.20

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Solution

The fourth proportional to 102,568,325.20, 153,852,487.80 and 30,764,741.20 is: 46,147,111.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,568,325.20 : 153,852,487.80 = 30,764,741.20 : x
  2. Step 2: Convert to fraction form
    102,568,325.20/153,852,487.80 = 30,764,741.20/x
  3. Step 3: Cross multiply
    102,568,325.20x = 153,852,487.80 × 30,764,741.20
  4. Step 4: Simplify right side
    102,568,325.20x = 4,733,231,970,143,158
  5. Step 5: Solve for x
    x = 4,733,231,970,143,158/102,568,325.20
  6. Step 6: Final answer
    x = 46,147,111.80

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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.