Home / 37,103,676,904.70-55,655,515,357.05-19,410,517,979.90

Finding the Fourth Proportional to 37,103,676,904.70, 55,655,515,357.05 and 19,410,517,979.90

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Solution

The fourth proportional to 37,103,676,904.70, 55,655,515,357.05 and 19,410,517,979.90 is: 29,115,776,969.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,103,676,904.70 : 55,655,515,357.05 = 19,410,517,979.90 : x
  2. Step 2: Convert to fraction form
    37,103,676,904.70/55,655,515,357.05 = 19,410,517,979.90/x
  3. Step 3: Cross multiply
    37,103,676,904.70x = 55,655,515,357.05 × 19,410,517,979.90
  4. Step 4: Simplify right side
    37,103,676,904.70x = 1,080,302,381,518,619,672,576
  5. Step 5: Solve for x
    x = 1,080,302,381,518,619,672,576/37,103,676,904.70
  6. Step 6: Final answer
    x = 29,115,776,969.85

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1.5x scale

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.