Home / 139,234,080,085.70-208,850,859,449.78-43,627,418,046.74

Finding the Fourth Proportional to 139,234,080,085.70, 208,850,859,449.78 and 43,627,418,046.74

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Solution

The fourth proportional to 139,234,080,085.70, 208,850,859,449.78 and 43,627,418,046.74 is: 65,441,045,389.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,234,080,085.70 : 208,850,859,449.78 = 43,627,418,046.74 : x
  2. Step 2: Convert to fraction form
    139,234,080,085.70/208,850,859,449.78 = 43,627,418,046.74/x
  3. Step 3: Cross multiply
    139,234,080,085.70x = 208,850,859,449.78 × 43,627,418,046.74
  4. Step 4: Simplify right side
    139,234,080,085.70x = 9,111,623,754,636,490,440,704
  5. Step 5: Solve for x
    x = 9,111,623,754,636,490,440,704/139,234,080,085.70
  6. Step 6: Final answer
    x = 65,441,045,389.38

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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.