Home / 76,597,332.36-105,704,197.74-41,790,025.86

Finding the Fourth Proportional to 76,597,332.36, 105,704,197.74 and 41,790,025.86

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Solution

The fourth proportional to 76,597,332.36, 105,704,197.74 and 41,790,025.86 is: 57,670,169.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,597,332.36 : 105,704,197.74 = 41,790,025.86 : x
  2. Step 2: Convert to fraction form
    76,597,332.36/105,704,197.74 = 41,790,025.86/x
  3. Step 3: Cross multiply
    76,597,332.36x = 105,704,197.74 × 41,790,025.86
  4. Step 4: Simplify right side
    76,597,332.36x = 4,417,381,157,065,153.50
  5. Step 5: Solve for x
    x = 4,417,381,157,065,153.50/76,597,332.36
  6. Step 6: Final answer
    x = 57,670,169.72

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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.