Home / 65,946,200.40-98,919,300.60-31,933,976.40

Finding the Fourth Proportional to 65,946,200.40, 98,919,300.60 and 31,933,976.40

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Solution

The fourth proportional to 65,946,200.40, 98,919,300.60 and 31,933,976.40 is: 47,900,964.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,946,200.40 : 98,919,300.60 = 31,933,976.40 : x
  2. Step 2: Convert to fraction form
    65,946,200.40/98,919,300.60 = 31,933,976.40/x
  3. Step 3: Cross multiply
    65,946,200.40x = 98,919,300.60 × 31,933,976.40
  4. Step 4: Simplify right side
    65,946,200.40x = 3,158,886,610,864,905.50
  5. Step 5: Solve for x
    x = 3,158,886,610,864,905.50/65,946,200.40
  6. Step 6: Final answer
    x = 47,900,964.60

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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.