Home / 656,379,928,216.86-984,906,472,068.36-316,708,787,959.48

Finding the Fourth Proportional to 656,379,928,216.86, 984,906,472,068.36 and 316,708,787,959.48

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Solution

The fourth proportional to 656,379,928,216.86, 984,906,472,068.36 and 316,708,787,959.48 is: 475,225,584,471.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,379,928,216.86 : 984,906,472,068.36 = 316,708,787,959.48 : x
  2. Step 2: Convert to fraction form
    656,379,928,216.86/984,906,472,068.36 = 316,708,787,959.48/x
  3. Step 3: Cross multiply
    656,379,928,216.86x = 984,906,472,068.36 × 316,708,787,959.48
  4. Step 4: Simplify right side
    656,379,928,216.86x = 311,928,535,022,217,702,932,480
  5. Step 5: Solve for x
    x = 311,928,535,022,217,702,932,480/656,379,928,216.86
  6. Step 6: Final answer
    x = 475,225,584,471.50

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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.