Home / 131,328,009.80-196,992,014.70-59,664,393.80

Finding the Fourth Proportional to 131,328,009.80, 196,992,014.70 and 59,664,393.80

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Solution

The fourth proportional to 131,328,009.80, 196,992,014.70 and 59,664,393.80 is: 89,496,590.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,328,009.80 : 196,992,014.70 = 59,664,393.80 : x
  2. Step 2: Convert to fraction form
    131,328,009.80/196,992,014.70 = 59,664,393.80/x
  3. Step 3: Cross multiply
    131,328,009.80x = 196,992,014.70 × 59,664,393.80
  4. Step 4: Simplify right side
    131,328,009.80x = 11,753,409,140,516,188
  5. Step 5: Solve for x
    x = 11,753,409,140,516,188/131,328,009.80
  6. Step 6: Final answer
    x = 89,496,590.70

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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.