Home / 255,548,877.99-383,169,789.54-99,917,270.52

Finding the Fourth Proportional to 255,548,877.99, 383,169,789.54 and 99,917,270.52

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Solution

The fourth proportional to 255,548,877.99, 383,169,789.54 and 99,917,270.52 is: 149,815,877.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,548,877.99 : 383,169,789.54 = 99,917,270.52 : x
  2. Step 2: Convert to fraction form
    255,548,877.99/383,169,789.54 = 99,917,270.52/x
  3. Step 3: Cross multiply
    255,548,877.99x = 383,169,789.54 × 99,917,270.52
  4. Step 4: Simplify right side
    255,548,877.99x = 38,285,279,516,559,648
  5. Step 5: Solve for x
    x = 38,285,279,516,559,648/255,548,877.99
  6. Step 6: Final answer
    x = 149,815,877.96

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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.