Home / 106,669,100.72-160,002,484.32-25,890,068.72

Finding the Fourth Proportional to 106,669,100.72, 160,002,484.32 and 25,890,068.72

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Solution

The fourth proportional to 106,669,100.72, 160,002,484.32 and 25,890,068.72 is: 38,834,819.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,669,100.72 : 160,002,484.32 = 25,890,068.72 : x
  2. Step 2: Convert to fraction form
    106,669,100.72/160,002,484.32 = 25,890,068.72/x
  3. Step 3: Cross multiply
    106,669,100.72x = 160,002,484.32 × 25,890,068.72
  4. Step 4: Simplify right side
    106,669,100.72x = 4,142,475,314,415,522
  5. Step 5: Solve for x
    x = 4,142,475,314,415,522/106,669,100.72
  6. Step 6: Final answer
    x = 38,834,819.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.