Home / 70,277,715.83-96,984,238.32-40,491,902.14

Finding the Fourth Proportional to 70,277,715.83, 96,984,238.32 and 40,491,902.14

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Solution

The fourth proportional to 70,277,715.83, 96,984,238.32 and 40,491,902.14 is: 55,879,395.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,277,715.83 : 96,984,238.32 = 40,491,902.14 : x
  2. Step 2: Convert to fraction form
    70,277,715.83/96,984,238.32 = 40,491,902.14/x
  3. Step 3: Cross multiply
    70,277,715.83x = 96,984,238.32 × 40,491,902.14
  4. Step 4: Simplify right side
    70,277,715.83x = 3,927,076,286,933,417.50
  5. Step 5: Solve for x
    x = 3,927,076,286,933,417.50/70,277,715.83
  6. Step 6: Final answer
    x = 55,879,395.63

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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.