Home / 106,574,431.76-159,861,544.64-40,113,269.04

Finding the Fourth Proportional to 106,574,431.76, 159,861,544.64 and 40,113,269.04

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Solution

The fourth proportional to 106,574,431.76, 159,861,544.64 and 40,113,269.04 is: 60,169,864.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,574,431.76 : 159,861,544.64 = 40,113,269.04 : x
  2. Step 2: Convert to fraction form
    106,574,431.76/159,861,544.64 = 40,113,269.04/x
  3. Step 3: Cross multiply
    106,574,431.76x = 159,861,544.64 × 40,113,269.04
  4. Step 4: Simplify right side
    106,574,431.76x = 6,412,569,149,294,289
  5. Step 5: Solve for x
    x = 6,412,569,149,294,289/106,574,431.76
  6. Step 6: Final answer
    x = 60,169,864.79

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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.