Home / 1,977,713,622.52-2,962,691,772.80-1,146,921,879.94

Finding the Fourth Proportional to 1,977,713,622.52, 2,962,691,772.80 and 1,146,921,879.94

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Solution

The fourth proportional to 1,977,713,622.52, 2,962,691,772.80 and 1,146,921,879.94 is: 1,718,133,494.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,713,622.52 : 2,962,691,772.80 = 1,146,921,879.94 : x
  2. Step 2: Convert to fraction form
    1,977,713,622.52/2,962,691,772.80 = 1,146,921,879.94/x
  3. Step 3: Cross multiply
    1,977,713,622.52x = 2,962,691,772.80 × 1,146,921,879.94
  4. Step 4: Simplify right side
    1,977,713,622.52x = 3,397,976,017,729,405,952
  5. Step 5: Solve for x
    x = 3,397,976,017,729,405,952/1,977,713,622.52
  6. Step 6: Final answer
    x = 1,718,133,494.68

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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.