Home / 90,032,954.49-124,243,854.21-50,873,888.43

Finding the Fourth Proportional to 90,032,954.49, 124,243,854.21 and 50,873,888.43

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Solution

The fourth proportional to 90,032,954.49, 124,243,854.21 and 50,873,888.43 is: 70,205,048.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,032,954.49 : 124,243,854.21 = 50,873,888.43 : x
  2. Step 2: Convert to fraction form
    90,032,954.49/124,243,854.21 = 50,873,888.43/x
  3. Step 3: Cross multiply
    90,032,954.49x = 124,243,854.21 × 50,873,888.43
  4. Step 4: Simplify right side
    90,032,954.49x = 6,320,767,977,192,725
  5. Step 5: Solve for x
    x = 6,320,767,977,192,725/90,032,954.49
  6. Step 6: Final answer
    x = 70,205,048.95

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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.