Home / 79,863,260,376.70-119,802,254,896.07-26,080,677,841.78

Finding the Fourth Proportional to 79,863,260,376.70, 119,802,254,896.07 and 26,080,677,841.78

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Solution

The fourth proportional to 79,863,260,376.70, 119,802,254,896.07 and 26,080,677,841.78 is: 39,123,421,707.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,863,260,376.70 : 119,802,254,896.07 = 26,080,677,841.78 : x
  2. Step 2: Convert to fraction form
    79,863,260,376.70/119,802,254,896.07 = 26,080,677,841.78/x
  3. Step 3: Cross multiply
    79,863,260,376.70x = 119,802,254,896.07 × 26,080,677,841.78
  4. Step 4: Simplify right side
    79,863,260,376.70x = 3,124,524,014,663,212,466,176
  5. Step 5: Solve for x
    x = 3,124,524,014,663,212,466,176/79,863,260,376.70
  6. Step 6: Final answer
    x = 39,123,421,707.62

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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.