Home / 156,975,182.10-235,602,741.15-92,197,991.70

Finding the Fourth Proportional to 156,975,182.10, 235,602,741.15 and 92,197,991.70

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Solution

The fourth proportional to 156,975,182.10, 235,602,741.15 and 92,197,991.70 is: 138,379,196.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,975,182.10 : 235,602,741.15 = 92,197,991.70 : x
  2. Step 2: Convert to fraction form
    156,975,182.10/235,602,741.15 = 92,197,991.70/x
  3. Step 3: Cross multiply
    156,975,182.10x = 235,602,741.15 × 92,197,991.70
  4. Step 4: Simplify right side
    156,975,182.10x = 21,722,099,573,044,948
  5. Step 5: Solve for x
    x = 21,722,099,573,044,948/156,975,182.10
  6. Step 6: Final answer
    x = 138,379,196.52

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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.