Home / 177,890,484.16-245,491,375.28-102,495,143.24

Finding the Fourth Proportional to 177,890,484.16, 245,491,375.28 and 102,495,143.24

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Solution

The fourth proportional to 177,890,484.16, 245,491,375.28 and 102,495,143.24 is: 141,444,742.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,890,484.16 : 245,491,375.28 = 102,495,143.24 : x
  2. Step 2: Convert to fraction form
    177,890,484.16/245,491,375.28 = 102,495,143.24/x
  3. Step 3: Cross multiply
    177,890,484.16x = 245,491,375.28 × 102,495,143.24
  4. Step 4: Simplify right side
    177,890,484.16x = 25,161,673,673,508,192
  5. Step 5: Solve for x
    x = 25,161,673,673,508,192/177,890,484.16
  6. Step 6: Final answer
    x = 141,444,742.21

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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.