Home / 168,240,383.70-232,172,050.81-92,886,857.35

Finding the Fourth Proportional to 168,240,383.70, 232,172,050.81 and 92,886,857.35

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Solution

The fourth proportional to 168,240,383.70, 232,172,050.81 and 92,886,857.35 is: 128,184,040.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,240,383.70 : 232,172,050.81 = 92,886,857.35 : x
  2. Step 2: Convert to fraction form
    168,240,383.70/232,172,050.81 = 92,886,857.35/x
  3. Step 3: Cross multiply
    168,240,383.70x = 232,172,050.81 × 92,886,857.35
  4. Step 4: Simplify right side
    168,240,383.70x = 21,565,732,164,245,420
  5. Step 5: Solve for x
    x = 21,565,732,164,245,420/168,240,383.70
  6. Step 6: Final answer
    x = 128,184,040.54

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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.