Home / 134,568,300.53-185,704,329.46-72,688,639.70

Finding the Fourth Proportional to 134,568,300.53, 185,704,329.46 and 72,688,639.70

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Solution

The fourth proportional to 134,568,300.53, 185,704,329.46 and 72,688,639.70 is: 100,310,363.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,568,300.53 : 185,704,329.46 = 72,688,639.70 : x
  2. Step 2: Convert to fraction form
    134,568,300.53/185,704,329.46 = 72,688,639.70/x
  3. Step 3: Cross multiply
    134,568,300.53x = 185,704,329.46 × 72,688,639.70
  4. Step 4: Simplify right side
    134,568,300.53x = 13,498,595,094,848,036
  5. Step 5: Solve for x
    x = 13,498,595,094,848,036/134,568,300.53
  6. Step 6: Final answer
    x = 100,310,363.15

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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.