Home / 83,943,075.72-115,841,684.43-48,667,736.22

Finding the Fourth Proportional to 83,943,075.72, 115,841,684.43 and 48,667,736.22

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Solution

The fourth proportional to 83,943,075.72, 115,841,684.43 and 48,667,736.22 is: 67,161,615.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,943,075.72 : 115,841,684.43 = 48,667,736.22 : x
  2. Step 2: Convert to fraction form
    83,943,075.72/115,841,684.43 = 48,667,736.22/x
  3. Step 3: Cross multiply
    83,943,075.72x = 115,841,684.43 × 48,667,736.22
  4. Step 4: Simplify right side
    83,943,075.72x = 5,637,752,541,119,721
  5. Step 5: Solve for x
    x = 5,637,752,541,119,721/83,943,075.72
  6. Step 6: Final answer
    x = 67,161,615.09

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