Home / 141,540,348.70-212,310,523.05-45,802,236.70

Finding the Fourth Proportional to 141,540,348.70, 212,310,523.05 and 45,802,236.70

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Solution

The fourth proportional to 141,540,348.70, 212,310,523.05 and 45,802,236.70 is: 68,703,355.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,540,348.70 : 212,310,523.05 = 45,802,236.70 : x
  2. Step 2: Convert to fraction form
    141,540,348.70/212,310,523.05 = 45,802,236.70/x
  3. Step 3: Cross multiply
    141,540,348.70x = 212,310,523.05 × 45,802,236.70
  4. Step 4: Simplify right side
    141,540,348.70x = 9,724,296,830,636,908
  5. Step 5: Solve for x
    x = 9,724,296,830,636,908/141,540,348.70
  6. Step 6: Final answer
    x = 68,703,355.05

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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.