Home / 98,777,718.60-148,166,577.90-30,641,296.20

Finding the Fourth Proportional to 98,777,718.60, 148,166,577.90 and 30,641,296.20

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Solution

The fourth proportional to 98,777,718.60, 148,166,577.90 and 30,641,296.20 is: 45,961,944.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,777,718.60 : 148,166,577.90 = 30,641,296.20 : x
  2. Step 2: Convert to fraction form
    98,777,718.60/148,166,577.90 = 30,641,296.20/x
  3. Step 3: Cross multiply
    98,777,718.60x = 148,166,577.90 × 30,641,296.20
  4. Step 4: Simplify right side
    98,777,718.60x = 4,540,016,000,374,274
  5. Step 5: Solve for x
    x = 4,540,016,000,374,274/98,777,718.60
  6. Step 6: Final answer
    x = 45,961,944.30

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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.