Home / 272,026,814.60-408,040,221.90-255,020,702.60

Finding the Fourth Proportional to 272,026,814.60, 408,040,221.90 and 255,020,702.60

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Solution

The fourth proportional to 272,026,814.60, 408,040,221.90 and 255,020,702.60 is: 382,531,053.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,026,814.60 : 408,040,221.90 = 255,020,702.60 : x
  2. Step 2: Convert to fraction form
    272,026,814.60/408,040,221.90 = 255,020,702.60/x
  3. Step 3: Cross multiply
    272,026,814.60x = 408,040,221.90 × 255,020,702.60
  4. Step 4: Simplify right side
    272,026,814.60x = 104,058,704,077,997,904
  5. Step 5: Solve for x
    x = 104,058,704,077,997,904/272,026,814.60
  6. Step 6: Final answer
    x = 382,531,053.90

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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.