Home / 84,984,111.20-127,476,166.80-64,576,776.80

Finding the Fourth Proportional to 84,984,111.20, 127,476,166.80 and 64,576,776.80

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Solution

The fourth proportional to 84,984,111.20, 127,476,166.80 and 64,576,776.80 is: 96,865,165.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,984,111.20 : 127,476,166.80 = 64,576,776.80 : x
  2. Step 2: Convert to fraction form
    84,984,111.20/127,476,166.80 = 64,576,776.80/x
  3. Step 3: Cross multiply
    84,984,111.20x = 127,476,166.80 × 64,576,776.80
  4. Step 4: Simplify right side
    84,984,111.20x = 8,231,999,970,763,170
  5. Step 5: Solve for x
    x = 8,231,999,970,763,170/84,984,111.20
  6. Step 6: Final answer
    x = 96,865,165.20

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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.