Home / 76,189,639.53-105,139,914.20-44,829,719.72

Finding the Fourth Proportional to 76,189,639.53, 105,139,914.20 and 44,829,719.72

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Solution

The fourth proportional to 76,189,639.53, 105,139,914.20 and 44,829,719.72 is: 61,863,960.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,189,639.53 : 105,139,914.20 = 44,829,719.72 : x
  2. Step 2: Convert to fraction form
    76,189,639.53/105,139,914.20 = 44,829,719.72/x
  3. Step 3: Cross multiply
    76,189,639.53x = 105,139,914.20 × 44,829,719.72
  4. Step 4: Simplify right side
    76,189,639.53x = 4,713,392,884,783,386
  5. Step 5: Solve for x
    x = 4,713,392,884,783,386/76,189,639.53
  6. Step 6: Final answer
    x = 61,863,960.95

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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.