Home / 102,624,786.74-141,568,512.80-63,454,042.10

Finding the Fourth Proportional to 102,624,786.74, 141,568,512.80 and 63,454,042.10

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Solution

The fourth proportional to 102,624,786.74, 141,568,512.80 and 63,454,042.10 is: 87,533,379.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,624,786.74 : 141,568,512.80 = 63,454,042.10 : x
  2. Step 2: Convert to fraction form
    102,624,786.74/141,568,512.80 = 63,454,042.10/x
  3. Step 3: Cross multiply
    102,624,786.74x = 141,568,512.80 × 63,454,042.10
  4. Step 4: Simplify right side
    102,624,786.74x = 8,983,094,371,245,590
  5. Step 5: Solve for x
    x = 8,983,094,371,245,590/102,624,786.74
  6. Step 6: Final answer
    x = 87,533,379.18

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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.