Home / 156,975,187.60-235,602,749.40-92,197,997.20

Finding the Fourth Proportional to 156,975,187.60, 235,602,749.40 and 92,197,997.20

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Solution

The fourth proportional to 156,975,187.60, 235,602,749.40 and 92,197,997.20 is: 138,379,204.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,975,187.60 : 235,602,749.40 = 92,197,997.20 : x
  2. Step 2: Convert to fraction form
    156,975,187.60/235,602,749.40 = 92,197,997.20/x
  3. Step 3: Cross multiply
    156,975,187.60x = 235,602,749.40 × 92,197,997.20
  4. Step 4: Simplify right side
    156,975,187.60x = 21,722,101,629,493,504
  5. Step 5: Solve for x
    x = 21,722,101,629,493,504/156,975,187.60
  6. Step 6: Final answer
    x = 138,379,204.77

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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.