Home / 105,997,926.40-158,996,945.05-33,220,375.28

Finding the Fourth Proportional to 105,997,926.40, 158,996,945.05 and 33,220,375.28

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Solution

The fourth proportional to 105,997,926.40, 158,996,945.05 and 33,220,375.28 is: 49,830,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,997,926.40 : 158,996,945.05 = 33,220,375.28 : x
  2. Step 2: Convert to fraction form
    105,997,926.40/158,996,945.05 = 33,220,375.28/x
  3. Step 3: Cross multiply
    105,997,926.40x = 158,996,945.05 × 33,220,375.28
  4. Step 4: Simplify right side
    105,997,926.40x = 5,281,938,182,934,539
  5. Step 5: Solve for x
    x = 5,281,938,182,934,539/105,997,926.40
  6. Step 6: Final answer
    x = 49,830,580.30

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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.