Home / 102,187,907.44-140,998,261.08-58,719,445.36

Finding the Fourth Proportional to 102,187,907.44, 140,998,261.08 and 58,719,445.36

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Solution

The fourth proportional to 102,187,907.44, 140,998,261.08 and 58,719,445.36 is: 81,020,738.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,187,907.44 : 140,998,261.08 = 58,719,445.36 : x
  2. Step 2: Convert to fraction form
    102,187,907.44/140,998,261.08 = 58,719,445.36/x
  3. Step 3: Cross multiply
    102,187,907.44x = 140,998,261.08 × 58,719,445.36
  4. Step 4: Simplify right side
    102,187,907.44x = 8,279,339,687,342,075
  5. Step 5: Solve for x
    x = 8,279,339,687,342,075/102,187,907.44
  6. Step 6: Final answer
    x = 81,020,738.12

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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.