Home / 228,096,009.40-342,144,014.10-137,322,095.80

Finding the Fourth Proportional to 228,096,009.40, 342,144,014.10 and 137,322,095.80

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Solution

The fourth proportional to 228,096,009.40, 342,144,014.10 and 137,322,095.80 is: 205,983,143.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,096,009.40 : 342,144,014.10 = 137,322,095.80 : x
  2. Step 2: Convert to fraction form
    228,096,009.40/342,144,014.10 = 137,322,095.80/x
  3. Step 3: Cross multiply
    228,096,009.40x = 342,144,014.10 × 137,322,095.80
  4. Step 4: Simplify right side
    228,096,009.40x = 46,983,933,081,636,760
  5. Step 5: Solve for x
    x = 46,983,933,081,636,760/228,096,009.40
  6. Step 6: Final answer
    x = 205,983,143.70

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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.