Home / 141,837,259.80-212,755,889.70-123,921,355.80

Finding the Fourth Proportional to 141,837,259.80, 212,755,889.70 and 123,921,355.80

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Solution

The fourth proportional to 141,837,259.80, 212,755,889.70 and 123,921,355.80 is: 185,882,033.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,837,259.80 : 212,755,889.70 = 123,921,355.80 : x
  2. Step 2: Convert to fraction form
    141,837,259.80/212,755,889.70 = 123,921,355.80/x
  3. Step 3: Cross multiply
    141,837,259.80x = 212,755,889.70 × 123,921,355.80
  4. Step 4: Simplify right side
    141,837,259.80x = 26,364,998,306,059,252
  5. Step 5: Solve for x
    x = 26,364,998,306,059,252/141,837,259.80
  6. Step 6: Final answer
    x = 185,882,033.70

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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.