Home / 165,595,384.80-248,393,077.20-56,543,691.60

Finding the Fourth Proportional to 165,595,384.80, 248,393,077.20 and 56,543,691.60

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Solution

The fourth proportional to 165,595,384.80, 248,393,077.20 and 56,543,691.60 is: 84,815,537.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,595,384.80 : 248,393,077.20 = 56,543,691.60 : x
  2. Step 2: Convert to fraction form
    165,595,384.80/248,393,077.20 = 56,543,691.60/x
  3. Step 3: Cross multiply
    165,595,384.80x = 248,393,077.20 × 56,543,691.60
  4. Step 4: Simplify right side
    165,595,384.80x = 14,045,061,552,771,792
  5. Step 5: Solve for x
    x = 14,045,061,552,771,792/165,595,384.80
  6. Step 6: Final answer
    x = 84,815,537.40

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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.