Home / 228,096,605.40-342,144,908.10-84,545,424.60

Finding the Fourth Proportional to 228,096,605.40, 342,144,908.10 and 84,545,424.60

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Solution

The fourth proportional to 228,096,605.40, 342,144,908.10 and 84,545,424.60 is: 126,818,136.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,096,605.40 : 342,144,908.10 = 84,545,424.60 : x
  2. Step 2: Convert to fraction form
    228,096,605.40/342,144,908.10 = 84,545,424.60/x
  3. Step 3: Cross multiply
    228,096,605.40x = 342,144,908.10 × 84,545,424.60
  4. Step 4: Simplify right side
    228,096,605.40x = 28,926,786,530,042,480
  5. Step 5: Solve for x
    x = 28,926,786,530,042,480/228,096,605.40
  6. Step 6: Final answer
    x = 126,818,136.90

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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.