Home / 165,889,135.20-248,833,702.80-102,099,669.60

Finding the Fourth Proportional to 165,889,135.20, 248,833,702.80 and 102,099,669.60

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Solution

The fourth proportional to 165,889,135.20, 248,833,702.80 and 102,099,669.60 is: 153,149,504.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,889,135.20 : 248,833,702.80 = 102,099,669.60 : x
  2. Step 2: Convert to fraction form
    165,889,135.20/248,833,702.80 = 102,099,669.60/x
  3. Step 3: Cross multiply
    165,889,135.20x = 248,833,702.80 × 102,099,669.60
  4. Step 4: Simplify right side
    165,889,135.20x = 25,405,838,841,224,596
  5. Step 5: Solve for x
    x = 25,405,838,841,224,596/165,889,135.20
  6. Step 6: Final answer
    x = 153,149,504.40

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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.