Home / 1,109,992,595,755.90-1,664,665,888,733-429,919,269,983.68

Finding the Fourth Proportional to 1,109,992,595,755.90, 1,664,665,888,733 and 429,919,269,983.68

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Solution

The fourth proportional to 1,109,992,595,755.90, 1,664,665,888,733 and 429,919,269,983.68 is: 644,753,799,608.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,992,595,755.90 : 1,664,665,888,733 = 429,919,269,983.68 : x
  2. Step 2: Convert to fraction form
    1,109,992,595,755.90/1,664,665,888,733 = 429,919,269,983.68/x
  3. Step 3: Cross multiply
    1,109,992,595,755.90x = 1,664,665,888,733 × 429,919,269,983.68
  4. Step 4: Simplify right side
    1,109,992,595,755.90x = 715,671,943,650,825,266,528,256
  5. Step 5: Solve for x
    x = 715,671,943,650,825,266,528,256/1,109,992,595,755.90
  6. Step 6: Final answer
    x = 644,753,799,608.42

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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.