Home / 377,230,007.91-565,639,633.67-131,520,557.91

Finding the Fourth Proportional to 377,230,007.91, 565,639,633.67 and 131,520,557.91

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Solution

The fourth proportional to 377,230,007.91, 565,639,633.67 and 131,520,557.91 is: 197,209,232.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,230,007.91 : 565,639,633.67 = 131,520,557.91 : x
  2. Step 2: Convert to fraction form
    377,230,007.91/565,639,633.67 = 131,520,557.91/x
  3. Step 3: Cross multiply
    377,230,007.91x = 565,639,633.67 × 131,520,557.91
  4. Step 4: Simplify right side
    377,230,007.91x = 74,393,240,195,628,816
  5. Step 5: Solve for x
    x = 74,393,240,195,628,816/377,230,007.91
  6. Step 6: Final answer
    x = 197,209,232.13

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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.