Home / 179,183,856.10-268,775,784.15-71,555,721.70

Finding the Fourth Proportional to 179,183,856.10, 268,775,784.15 and 71,555,721.70

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Solution

The fourth proportional to 179,183,856.10, 268,775,784.15 and 71,555,721.70 is: 107,333,582.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,183,856.10 : 268,775,784.15 = 71,555,721.70 : x
  2. Step 2: Convert to fraction form
    179,183,856.10/268,775,784.15 = 71,555,721.70/x
  3. Step 3: Cross multiply
    179,183,856.10x = 268,775,784.15 × 71,555,721.70
  4. Step 4: Simplify right side
    179,183,856.10x = 19,232,445,210,336,672
  5. Step 5: Solve for x
    x = 19,232,445,210,336,672/179,183,856.10
  6. Step 6: Final answer
    x = 107,333,582.55

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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.