Home / 85,974,781.32-118,614,037.50-48,783,523.32

Finding the Fourth Proportional to 85,974,781.32, 118,614,037.50 and 48,783,523.32

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Solution

The fourth proportional to 85,974,781.32, 118,614,037.50 and 48,783,523.32 is: 67,303,581.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,974,781.32 : 118,614,037.50 = 48,783,523.32 : x
  2. Step 2: Convert to fraction form
    85,974,781.32/118,614,037.50 = 48,783,523.32/x
  3. Step 3: Cross multiply
    85,974,781.32x = 118,614,037.50 × 48,783,523.32
  4. Step 4: Simplify right side
    85,974,781.32x = 5,786,410,664,460,605
  5. Step 5: Solve for x
    x = 5,786,410,664,460,605/85,974,781.32
  6. Step 6: Final answer
    x = 67,303,581.07

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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.