Home / 445,760,450.93-668,675,862.86-118,236,060.87

Finding the Fourth Proportional to 445,760,450.93, 668,675,862.86 and 118,236,060.87

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Solution

The fourth proportional to 445,760,450.93, 668,675,862.86 and 118,236,060.87 is: 177,363,424.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,760,450.93 : 668,675,862.86 = 118,236,060.87 : x
  2. Step 2: Convert to fraction form
    445,760,450.93/668,675,862.86 = 118,236,060.87/x
  3. Step 3: Cross multiply
    445,760,450.93x = 668,675,862.86 × 118,236,060.87
  4. Step 4: Simplify right side
    445,760,450.93x = 79,061,600,022,823,552
  5. Step 5: Solve for x
    x = 79,061,600,022,823,552/445,760,450.93
  6. Step 6: Final answer
    x = 177,363,424.37

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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.