Home / 216,735,472.04-299,095,144.32-117,616,219.70

Finding the Fourth Proportional to 216,735,472.04, 299,095,144.32 and 117,616,219.70

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Solution

The fourth proportional to 216,735,472.04, 299,095,144.32 and 117,616,219.70 is: 162,310,487.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,735,472.04 : 299,095,144.32 = 117,616,219.70 : x
  2. Step 2: Convert to fraction form
    216,735,472.04/299,095,144.32 = 117,616,219.70/x
  3. Step 3: Cross multiply
    216,735,472.04x = 299,095,144.32 × 117,616,219.70
  4. Step 4: Simplify right side
    216,735,472.04x = 35,178,440,204,048,848
  5. Step 5: Solve for x
    x = 35,178,440,204,048,848/216,735,472.04
  6. Step 6: Final answer
    x = 162,310,487.87

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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.