Home / 106,763,029.52-147,329,032.20-57,869,407.76

Finding the Fourth Proportional to 106,763,029.52, 147,329,032.20 and 57,869,407.76

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Solution

The fourth proportional to 106,763,029.52, 147,329,032.20 and 57,869,407.76 is: 79,857,642.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,763,029.52 : 147,329,032.20 = 57,869,407.76 : x
  2. Step 2: Convert to fraction form
    106,763,029.52/147,329,032.20 = 57,869,407.76/x
  3. Step 3: Cross multiply
    106,763,029.52x = 147,329,032.20 × 57,869,407.76
  4. Step 4: Simplify right side
    106,763,029.52x = 8,525,843,839,267,969
  5. Step 5: Solve for x
    x = 8,525,843,839,267,969/106,763,029.52
  6. Step 6: Final answer
    x = 79,857,642.46

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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.