Home / 131,639,897.80-197,459,846.70-63,615,449.80

Finding the Fourth Proportional to 131,639,897.80, 197,459,846.70 and 63,615,449.80

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Solution

The fourth proportional to 131,639,897.80, 197,459,846.70 and 63,615,449.80 is: 95,423,174.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,639,897.80 : 197,459,846.70 = 63,615,449.80 : x
  2. Step 2: Convert to fraction form
    131,639,897.80/197,459,846.70 = 63,615,449.80/x
  3. Step 3: Cross multiply
    131,639,897.80x = 197,459,846.70 × 63,615,449.80
  4. Step 4: Simplify right side
    131,639,897.80x = 12,561,496,965,259,544
  5. Step 5: Solve for x
    x = 12,561,496,965,259,544/131,639,897.80
  6. Step 6: Final answer
    x = 95,423,174.70

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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.