Home / 127,591,896.20-191,369,181.90-36,706,008.20

Finding the Fourth Proportional to 127,591,896.20, 191,369,181.90 and 36,706,008.20

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Solution

The fourth proportional to 127,591,896.20, 191,369,181.90 and 36,706,008.20 is: 55,053,643.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,591,896.20 : 191,369,181.90 = 36,706,008.20 : x
  2. Step 2: Convert to fraction form
    127,591,896.20/191,369,181.90 = 36,706,008.20/x
  3. Step 3: Cross multiply
    127,591,896.20x = 191,369,181.90 × 36,706,008.20
  4. Step 4: Simplify right side
    127,591,896.20x = 7,024,398,760,048,692
  5. Step 5: Solve for x
    x = 7,024,398,760,048,692/127,591,896.20
  6. Step 6: Final answer
    x = 55,053,643.45

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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.