Home / 3,171,926,386,922.80-4,757,883,641,795.90-993,887,117,347.72

Finding the Fourth Proportional to 3,171,926,386,922.80, 4,757,883,641,795.90 and 993,887,117,347.72

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Solution

The fourth proportional to 3,171,926,386,922.80, 4,757,883,641,795.90 and 993,887,117,347.72 is: 1,490,828,815,232.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,926,386,922.80 : 4,757,883,641,795.90 = 993,887,117,347.72 : x
  2. Step 2: Convert to fraction form
    3,171,926,386,922.80/4,757,883,641,795.90 = 993,887,117,347.72/x
  3. Step 3: Cross multiply
    3,171,926,386,922.80x = 4,757,883,641,795.90 × 993,887,117,347.72
  4. Step 4: Simplify right side
    3,171,926,386,922.80x = 4,728,799,257,420,399,059,664,896
  5. Step 5: Solve for x
    x = 4,728,799,257,420,399,059,664,896/3,171,926,386,922.80
  6. Step 6: Final answer
    x = 1,490,828,815,232.37

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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.