Home / 298,893,052.08-412,479,718.20-166,733,108.64

Finding the Fourth Proportional to 298,893,052.08, 412,479,718.20 and 166,733,108.64

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Solution

The fourth proportional to 298,893,052.08, 412,479,718.20 and 166,733,108.64 is: 230,095,765.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,893,052.08 : 412,479,718.20 = 166,733,108.64 : x
  2. Step 2: Convert to fraction form
    298,893,052.08/412,479,718.20 = 166,733,108.64/x
  3. Step 3: Cross multiply
    298,893,052.08x = 412,479,718.20 × 166,733,108.64
  4. Step 4: Simplify right side
    298,893,052.08x = 68,774,025,666,437,176
  5. Step 5: Solve for x
    x = 68,774,025,666,437,176/298,893,052.08
  6. Step 6: Final answer
    x = 230,095,765.65

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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.