Home / 84,993,231.84-127,515,866.44-43,523,470.21

Finding the Fourth Proportional to 84,993,231.84, 127,515,866.44 and 43,523,470.21

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Solution

The fourth proportional to 84,993,231.84, 127,515,866.44 and 43,523,470.21 is: 65,298,529.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,993,231.84 : 127,515,866.44 = 43,523,470.21 : x
  2. Step 2: Convert to fraction form
    84,993,231.84/127,515,866.44 = 43,523,470.21/x
  3. Step 3: Cross multiply
    84,993,231.84x = 127,515,866.44 × 43,523,470.21
  4. Step 4: Simplify right side
    84,993,231.84x = 5,549,933,014,105,064
  5. Step 5: Solve for x
    x = 5,549,933,014,105,064/84,993,231.84
  6. Step 6: Final answer
    x = 65,298,529.00

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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.