Home / 118,206,015.40-177,309,023.10-41,615,525.80

Finding the Fourth Proportional to 118,206,015.40, 177,309,023.10 and 41,615,525.80

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Solution

The fourth proportional to 118,206,015.40, 177,309,023.10 and 41,615,525.80 is: 62,423,288.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,206,015.40 : 177,309,023.10 = 41,615,525.80 : x
  2. Step 2: Convert to fraction form
    118,206,015.40/177,309,023.10 = 41,615,525.80/x
  3. Step 3: Cross multiply
    118,206,015.40x = 177,309,023.10 × 41,615,525.80
  4. Step 4: Simplify right side
    118,206,015.40x = 7,378,808,225,390,845
  5. Step 5: Solve for x
    x = 7,378,808,225,390,845/118,206,015.40
  6. Step 6: Final answer
    x = 62,423,288.70

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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.