Home / 106,763,028.52-147,329,030.82-57,869,406.76

Finding the Fourth Proportional to 106,763,028.52, 147,329,030.82 and 57,869,406.76

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Solution

The fourth proportional to 106,763,028.52, 147,329,030.82 and 57,869,406.76 is: 79,857,641.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,763,028.52 : 147,329,030.82 = 57,869,406.76 : x
  2. Step 2: Convert to fraction form
    106,763,028.52/147,329,030.82 = 57,869,406.76/x
  3. Step 3: Cross multiply
    106,763,028.52x = 147,329,030.82 × 57,869,406.76
  4. Step 4: Simplify right side
    106,763,028.52x = 8,525,843,612,079,156
  5. Step 5: Solve for x
    x = 8,525,843,612,079,156/106,763,028.52
  6. Step 6: Final answer
    x = 79,857,641.08

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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.