Home / 3,941,129,617.05-5,438,773,279.31-2,132,641,495.53

Finding the Fourth Proportional to 3,941,129,617.05, 5,438,773,279.31 and 2,132,641,495.53

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Solution

The fourth proportional to 3,941,129,617.05, 5,438,773,279.31 and 2,132,641,495.53 is: 2,943,053,060.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941,129,617.05 : 5,438,773,279.31 = 2,132,641,495.53 : x
  2. Step 2: Convert to fraction form
    3,941,129,617.05/5,438,773,279.31 = 2,132,641,495.53/x
  3. Step 3: Cross multiply
    3,941,129,617.05x = 5,438,773,279.31 × 2,132,641,495.53
  4. Step 4: Simplify right side
    3,941,129,617.05x = 11,598,953,580,225,617,920
  5. Step 5: Solve for x
    x = 11,598,953,580,225,617,920/3,941,129,617.05
  6. Step 6: Final answer
    x = 2,943,053,060.23

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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.