Home / 77,520,217.79-106,944,286.35-46,140,671.59

Finding the Fourth Proportional to 77,520,217.79, 106,944,286.35 and 46,140,671.59

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Solution

The fourth proportional to 77,520,217.79, 106,944,286.35 and 46,140,671.59 is: 63,654,119.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,520,217.79 : 106,944,286.35 = 46,140,671.59 : x
  2. Step 2: Convert to fraction form
    77,520,217.79/106,944,286.35 = 46,140,671.59/x
  3. Step 3: Cross multiply
    77,520,217.79x = 106,944,286.35 × 46,140,671.59
  4. Step 4: Simplify right side
    77,520,217.79x = 4,934,481,194,902,270
  5. Step 5: Solve for x
    x = 4,934,481,194,902,270/77,520,217.79
  6. Step 6: Final answer
    x = 63,654,119.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.