Home / 109,222,509.60-163,833,764.40-98,263,015.20

Finding the Fourth Proportional to 109,222,509.60, 163,833,764.40 and 98,263,015.20

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Solution

The fourth proportional to 109,222,509.60, 163,833,764.40 and 98,263,015.20 is: 147,394,522.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,222,509.60 : 163,833,764.40 = 98,263,015.20 : x
  2. Step 2: Convert to fraction form
    109,222,509.60/163,833,764.40 = 98,263,015.20/x
  3. Step 3: Cross multiply
    109,222,509.60x = 163,833,764.40 × 98,263,015.20
  4. Step 4: Simplify right side
    109,222,509.60x = 16,098,799,681,510,420
  5. Step 5: Solve for x
    x = 16,098,799,681,510,420/109,222,509.60
  6. Step 6: Final answer
    x = 147,394,522.80

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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.