Home / 98,589,683.94-136,041,910.74-56,787,344.46

Finding the Fourth Proportional to 98,589,683.94, 136,041,910.74 and 56,787,344.46

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Solution

The fourth proportional to 98,589,683.94, 136,041,910.74 and 56,787,344.46 is: 78,359,708.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,589,683.94 : 136,041,910.74 = 56,787,344.46 : x
  2. Step 2: Convert to fraction form
    98,589,683.94/136,041,910.74 = 56,787,344.46/x
  3. Step 3: Cross multiply
    98,589,683.94x = 136,041,910.74 × 56,787,344.46
  4. Step 4: Simplify right side
    98,589,683.94x = 7,725,458,846,188,954
  5. Step 5: Solve for x
    x = 7,725,458,846,188,954/98,589,683.94
  6. Step 6: Final answer
    x = 78,359,708.01

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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.