Home / 112,500,007.16-168,413,798.97-68,049,772.83

Finding the Fourth Proportional to 112,500,007.16, 168,413,798.97 and 68,049,772.83

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Solution

The fourth proportional to 112,500,007.16, 168,413,798.97 and 68,049,772.83 is: 101,871,289.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,500,007.16 : 168,413,798.97 = 68,049,772.83 : x
  2. Step 2: Convert to fraction form
    112,500,007.16/168,413,798.97 = 68,049,772.83/x
  3. Step 3: Cross multiply
    112,500,007.16x = 168,413,798.97 × 68,049,772.83
  4. Step 4: Simplify right side
    112,500,007.16x = 11,460,520,761,345,788
  5. Step 5: Solve for x
    x = 11,460,520,761,345,788/112,500,007.16
  6. Step 6: Final answer
    x = 101,871,289.18

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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.