Home / 186,051,350-256,750,863-103,564,620.92

Finding the Fourth Proportional to 186,051,350, 256,750,863 and 103,564,620.92

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Solution

The fourth proportional to 186,051,350, 256,750,863 and 103,564,620.92 is: 142,919,176.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,051,350 : 256,750,863 = 103,564,620.92 : x
  2. Step 2: Convert to fraction form
    186,051,350/256,750,863 = 103,564,620.92/x
  3. Step 3: Cross multiply
    186,051,350x = 256,750,863 × 103,564,620.92
  4. Step 4: Simplify right side
    186,051,350x = 26,590,305,797,477,856
  5. Step 5: Solve for x
    x = 26,590,305,797,477,856/186,051,350
  6. Step 6: Final answer
    x = 142,919,176.87

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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.