Home / 117,449,916.96-176,176,650.96-40,775,381.76

Finding the Fourth Proportional to 117,449,916.96, 176,176,650.96 and 40,775,381.76

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Solution

The fourth proportional to 117,449,916.96, 176,176,650.96 and 40,775,381.76 is: 61,163,689.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,449,916.96 : 176,176,650.96 = 40,775,381.76 : x
  2. Step 2: Convert to fraction form
    117,449,916.96/176,176,650.96 = 40,775,381.76/x
  3. Step 3: Cross multiply
    117,449,916.96x = 176,176,650.96 × 40,775,381.76
  4. Step 4: Simplify right side
    117,449,916.96x = 7,183,670,200,092,270
  5. Step 5: Solve for x
    x = 7,183,670,200,092,270/117,449,916.96
  6. Step 6: Final answer
    x = 61,163,689.05

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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.