Home / 53,812,658,728.86-80,718,694,472.19-21,941,206,622.70

Finding the Fourth Proportional to 53,812,658,728.86, 80,718,694,472.19 and 21,941,206,622.70

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Solution

The fourth proportional to 53,812,658,728.86, 80,718,694,472.19 and 21,941,206,622.70 is: 32,911,690,214.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,812,658,728.86 : 80,718,694,472.19 = 21,941,206,622.70 : x
  2. Step 2: Convert to fraction form
    53,812,658,728.86/80,718,694,472.19 = 21,941,206,622.70/x
  3. Step 3: Cross multiply
    53,812,658,728.86x = 80,718,694,472.19 × 21,941,206,622.70
  4. Step 4: Simplify right side
    53,812,658,728.86x = 1,771,065,553,728,913,276,928
  5. Step 5: Solve for x
    x = 1,771,065,553,728,913,276,928/53,812,658,728.86
  6. Step 6: Final answer
    x = 32,911,690,214.98

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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.