Home / 186,786,337.70-279,423,679.35-164,111,521.70

Finding the Fourth Proportional to 186,786,337.70, 279,423,679.35 and 164,111,521.70

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Solution

The fourth proportional to 186,786,337.70, 279,423,679.35 and 164,111,521.70 is: 245,503,208.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,786,337.70 : 279,423,679.35 = 164,111,521.70 : x
  2. Step 2: Convert to fraction form
    186,786,337.70/279,423,679.35 = 164,111,521.70/x
  3. Step 3: Cross multiply
    186,786,337.70x = 279,423,679.35 × 164,111,521.70
  4. Step 4: Simplify right side
    186,786,337.70x = 45,856,645,217,141,368
  5. Step 5: Solve for x
    x = 45,856,645,217,141,368/186,786,337.70
  6. Step 6: Final answer
    x = 245,503,208.54

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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.