Home / 106,696,381.52-147,241,156.38-57,803,809.52

Finding the Fourth Proportional to 106,696,381.52, 147,241,156.38 and 57,803,809.52

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Solution

The fourth proportional to 106,696,381.52, 147,241,156.38 and 57,803,809.52 is: 79,769,338.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,696,381.52 : 147,241,156.38 = 57,803,809.52 : x
  2. Step 2: Convert to fraction form
    106,696,381.52/147,241,156.38 = 57,803,809.52/x
  3. Step 3: Cross multiply
    106,696,381.52x = 147,241,156.38 × 57,803,809.52
  4. Step 4: Simplify right side
    106,696,381.52x = 8,511,099,756,894,053
  5. Step 5: Solve for x
    x = 8,511,099,756,894,053/106,696,381.52
  6. Step 6: Final answer
    x = 79,769,338.34

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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.