Home / 5,105,979,882.50-7,661,296,963.47-2,620,586,159.53

Finding the Fourth Proportional to 5,105,979,882.50, 7,661,296,963.47 and 2,620,586,159.53

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Solution

The fourth proportional to 5,105,979,882.50, 7,661,296,963.47 and 2,620,586,159.53 is: 3,932,073,617.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,979,882.50 : 7,661,296,963.47 = 2,620,586,159.53 : x
  2. Step 2: Convert to fraction form
    5,105,979,882.50/7,661,296,963.47 = 2,620,586,159.53/x
  3. Step 3: Cross multiply
    5,105,979,882.50x = 7,661,296,963.47 × 2,620,586,159.53
  4. Step 4: Simplify right side
    5,105,979,882.50x = 20,077,088,786,518,700,032
  5. Step 5: Solve for x
    x = 20,077,088,786,518,700,032/5,105,979,882.50
  6. Step 6: Final answer
    x = 3,932,073,617.31

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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.