Home / 74,493,873.08-102,810,494.32-45,124,343.90

Finding the Fourth Proportional to 74,493,873.08, 102,810,494.32 and 45,124,343.90

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Solution

The fourth proportional to 74,493,873.08, 102,810,494.32 and 45,124,343.90 is: 62,277,015.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,493,873.08 : 102,810,494.32 = 45,124,343.90 : x
  2. Step 2: Convert to fraction form
    74,493,873.08/102,810,494.32 = 45,124,343.90/x
  3. Step 3: Cross multiply
    74,493,873.08x = 102,810,494.32 × 45,124,343.90
  4. Step 4: Simplify right side
    74,493,873.08x = 4,639,256,101,597,813
  5. Step 5: Solve for x
    x = 4,639,256,101,597,813/74,493,873.08
  6. Step 6: Final answer
    x = 62,277,015.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.