Home / 102,925,005.60-154,245,790.80-68,282,925.60

Finding the Fourth Proportional to 102,925,005.60, 154,245,790.80 and 68,282,925.60

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Solution

The fourth proportional to 102,925,005.60, 154,245,790.80 and 68,282,925.60 is: 102,330,369.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,925,005.60 : 154,245,790.80 = 68,282,925.60 : x
  2. Step 2: Convert to fraction form
    102,925,005.60/154,245,790.80 = 68,282,925.60/x
  3. Step 3: Cross multiply
    102,925,005.60x = 154,245,790.80 × 68,282,925.60
  4. Step 4: Simplify right side
    102,925,005.60x = 10,532,353,857,309,564
  5. Step 5: Solve for x
    x = 10,532,353,857,309,564/102,925,005.60
  6. Step 6: Final answer
    x = 102,330,369.53

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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.