Home / 185,312,286.80-255,624,707.76-115,576,598.24

Finding the Fourth Proportional to 185,312,286.80, 255,624,707.76 and 115,576,598.24

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Solution

The fourth proportional to 185,312,286.80, 255,624,707.76 and 115,576,598.24 is: 159,429,440.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,312,286.80 : 255,624,707.76 = 115,576,598.24 : x
  2. Step 2: Convert to fraction form
    185,312,286.80/255,624,707.76 = 115,576,598.24/x
  3. Step 3: Cross multiply
    185,312,286.80x = 255,624,707.76 × 115,576,598.24
  4. Step 4: Simplify right side
    185,312,286.80x = 29,544,234,148,994,928
  5. Step 5: Solve for x
    x = 29,544,234,148,994,928/185,312,286.80
  6. Step 6: Final answer
    x = 159,429,440.21

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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.