Home / 100,848,768.60-151,273,152.90-92,239,424.40

Finding the Fourth Proportional to 100,848,768.60, 151,273,152.90 and 92,239,424.40

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Solution

The fourth proportional to 100,848,768.60, 151,273,152.90 and 92,239,424.40 is: 138,359,136.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,848,768.60 : 151,273,152.90 = 92,239,424.40 : x
  2. Step 2: Convert to fraction form
    100,848,768.60/151,273,152.90 = 92,239,424.40/x
  3. Step 3: Cross multiply
    100,848,768.60x = 151,273,152.90 × 92,239,424.40
  4. Step 4: Simplify right side
    100,848,768.60x = 13,953,348,550,669,192
  5. Step 5: Solve for x
    x = 13,953,348,550,669,192/100,848,768.60
  6. Step 6: Final answer
    x = 138,359,136.60

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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.