Home / 51,018,451,221.40-76,527,676,832.10-45,875,802,952.60

Finding the Fourth Proportional to 51,018,451,221.40, 76,527,676,832.10 and 45,875,802,952.60

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Solution

The fourth proportional to 51,018,451,221.40, 76,527,676,832.10 and 45,875,802,952.60 is: 68,813,704,428.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,018,451,221.40 : 76,527,676,832.10 = 45,875,802,952.60 : x
  2. Step 2: Convert to fraction form
    51,018,451,221.40/76,527,676,832.10 = 45,875,802,952.60/x
  3. Step 3: Cross multiply
    51,018,451,221.40x = 76,527,676,832.10 × 45,875,802,952.60
  4. Step 4: Simplify right side
    51,018,451,221.40x = 3,510,768,622,769,671,766,016
  5. Step 5: Solve for x
    x = 3,510,768,622,769,671,766,016/51,018,451,221.40
  6. Step 6: Final answer
    x = 68,813,704,428.90

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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.