Home / 140,788,996.16-194,270,954.34-77,192,600.77

Finding the Fourth Proportional to 140,788,996.16, 194,270,954.34 and 77,192,600.77

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Solution

The fourth proportional to 140,788,996.16, 194,270,954.34 and 77,192,600.77 is: 106,515,996.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,788,996.16 : 194,270,954.34 = 77,192,600.77 : x
  2. Step 2: Convert to fraction form
    140,788,996.16/194,270,954.34 = 77,192,600.77/x
  3. Step 3: Cross multiply
    140,788,996.16x = 194,270,954.34 × 77,192,600.77
  4. Step 4: Simplify right side
    140,788,996.16x = 14,996,280,220,106,828
  5. Step 5: Solve for x
    x = 14,996,280,220,106,828/140,788,996.16
  6. Step 6: Final answer
    x = 106,515,996.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.