Home / 76,799,836,991.43-114,970,234,754.43-46,455,143,281.38

Finding the Fourth Proportional to 76,799,836,991.43, 114,970,234,754.43 and 46,455,143,281.38

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Solution

The fourth proportional to 76,799,836,991.43, 114,970,234,754.43 and 46,455,143,281.38 is: 69,543,881,052.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,799,836,991.43 : 114,970,234,754.43 = 46,455,143,281.38 : x
  2. Step 2: Convert to fraction form
    76,799,836,991.43/114,970,234,754.43 = 46,455,143,281.38/x
  3. Step 3: Cross multiply
    76,799,836,991.43x = 114,970,234,754.43 × 46,455,143,281.38
  4. Step 4: Simplify right side
    76,799,836,991.43x = 5,340,958,728,610,939,666,432
  5. Step 5: Solve for x
    x = 5,340,958,728,610,939,666,432/76,799,836,991.43
  6. Step 6: Final answer
    x = 69,543,881,052.86

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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.