Home / 168,240,382.70-232,172,049.43-92,886,856.35

Finding the Fourth Proportional to 168,240,382.70, 232,172,049.43 and 92,886,856.35

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Solution

The fourth proportional to 168,240,382.70, 232,172,049.43 and 92,886,856.35 is: 128,184,039.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,240,382.70 : 232,172,049.43 = 92,886,856.35 : x
  2. Step 2: Convert to fraction form
    168,240,382.70/232,172,049.43 = 92,886,856.35/x
  3. Step 3: Cross multiply
    168,240,382.70x = 232,172,049.43 × 92,886,856.35
  4. Step 4: Simplify right side
    168,240,382.70x = 21,565,731,803,133,580
  5. Step 5: Solve for x
    x = 21,565,731,803,133,580/168,240,382.70
  6. Step 6: Final answer
    x = 128,184,039.16

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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.