Home / 65,533,946.40-98,363,905.20-33,222,333.60

Finding the Fourth Proportional to 65,533,946.40, 98,363,905.20 and 33,222,333.60

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Solution

The fourth proportional to 65,533,946.40, 98,363,905.20 and 33,222,333.60 is: 49,865,430.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,533,946.40 : 98,363,905.20 = 33,222,333.60 : x
  2. Step 2: Convert to fraction form
    65,533,946.40/98,363,905.20 = 33,222,333.60/x
  3. Step 3: Cross multiply
    65,533,946.40x = 98,363,905.20 × 33,222,333.60
  4. Step 4: Simplify right side
    65,533,946.40x = 3,267,878,472,753,175
  5. Step 5: Solve for x
    x = 3,267,878,472,753,175/65,533,946.40
  6. Step 6: Final answer
    x = 49,865,430.85

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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.