Home / 84,974,354-127,461,336.46-36,420,724.88

Finding the Fourth Proportional to 84,974,354, 127,461,336.46 and 36,420,724.88

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Solution

The fourth proportional to 84,974,354, 127,461,336.46 and 36,420,724.88 is: 54,631,003.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,974,354 : 127,461,336.46 = 36,420,724.88 : x
  2. Step 2: Convert to fraction form
    84,974,354/127,461,336.46 = 36,420,724.88/x
  3. Step 3: Cross multiply
    84,974,354x = 127,461,336.46 × 36,420,724.88
  4. Step 4: Simplify right side
    84,974,354x = 4,642,234,268,046,773
  5. Step 5: Solve for x
    x = 4,642,234,268,046,773/84,974,354
  6. Step 6: Final answer
    x = 54,631,003.94

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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.