Home / 45,429,790.23-68,161,859.57-17,783,465.83

Finding the Fourth Proportional to 45,429,790.23, 68,161,859.57 and 17,783,465.83

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Solution

The fourth proportional to 45,429,790.23, 68,161,859.57 and 17,783,465.83 is: 26,681,921.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,429,790.23 : 68,161,859.57 = 17,783,465.83 : x
  2. Step 2: Convert to fraction form
    45,429,790.23/68,161,859.57 = 17,783,465.83/x
  3. Step 3: Cross multiply
    45,429,790.23x = 68,161,859.57 × 17,783,465.83
  4. Step 4: Simplify right side
    45,429,790.23x = 1,212,154,100,572,353.25
  5. Step 5: Solve for x
    x = 1,212,154,100,572,353.25/45,429,790.23
  6. Step 6: Final answer
    x = 26,681,921.59

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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.