Home / 137,658,033.87-206,411,577.64-54,575,620.26

Finding the Fourth Proportional to 137,658,033.87, 206,411,577.64 and 54,575,620.26

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Solution

The fourth proportional to 137,658,033.87, 206,411,577.64 and 54,575,620.26 is: 81,833,508.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,658,033.87 : 206,411,577.64 = 54,575,620.26 : x
  2. Step 2: Convert to fraction form
    137,658,033.87/206,411,577.64 = 54,575,620.26/x
  3. Step 3: Cross multiply
    137,658,033.87x = 206,411,577.64 × 54,575,620.26
  4. Step 4: Simplify right side
    137,658,033.87x = 11,265,039,879,390,412
  5. Step 5: Solve for x
    x = 11,265,039,879,390,412/137,658,033.87
  6. Step 6: Final answer
    x = 81,833,508.46

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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.