Home / 208,348,951.40-312,523,262.91-62,782,514.50

Finding the Fourth Proportional to 208,348,951.40, 312,523,262.91 and 62,782,514.50

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Solution

The fourth proportional to 208,348,951.40, 312,523,262.91 and 62,782,514.50 is: 94,173,722.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,348,951.40 : 312,523,262.91 = 62,782,514.50 : x
  2. Step 2: Convert to fraction form
    208,348,951.40/312,523,262.91 = 62,782,514.50/x
  3. Step 3: Cross multiply
    208,348,951.40x = 312,523,262.91 × 62,782,514.50
  4. Step 4: Simplify right side
    208,348,951.40x = 19,620,996,284,336,976
  5. Step 5: Solve for x
    x = 19,620,996,284,336,976/208,348,951.40
  6. Step 6: Final answer
    x = 94,173,722.27

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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.