Home / 1,433,172,921,045.70-1,977,778,555,404.50-773,978,933,949.73

Finding the Fourth Proportional to 1,433,172,921,045.70, 1,977,778,555,404.50 and 773,978,933,949.73

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Solution

The fourth proportional to 1,433,172,921,045.70, 1,977,778,555,404.50 and 773,978,933,949.73 is: 1,068,090,888,002.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,172,921,045.70 : 1,977,778,555,404.50 = 773,978,933,949.73 : x
  2. Step 2: Convert to fraction form
    1,433,172,921,045.70/1,977,778,555,404.50 = 773,978,933,949.73/x
  3. Step 3: Cross multiply
    1,433,172,921,045.70x = 1,977,778,555,404.50 × 773,978,933,949.73
  4. Step 4: Simplify right side
    1,433,172,921,045.70x = 1,530,758,937,900,611,878,780,928
  5. Step 5: Solve for x
    x = 1,530,758,937,900,611,878,780,928/1,433,172,921,045.70
  6. Step 6: Final answer
    x = 1,068,090,888,002.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.