Home / 192,457,436.90-288,686,155.35-188,631,061.70

Finding the Fourth Proportional to 192,457,436.90, 288,686,155.35 and 188,631,061.70

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Solution

The fourth proportional to 192,457,436.90, 288,686,155.35 and 188,631,061.70 is: 282,946,592.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,457,436.90 : 288,686,155.35 = 188,631,061.70 : x
  2. Step 2: Convert to fraction form
    192,457,436.90/288,686,155.35 = 188,631,061.70/x
  3. Step 3: Cross multiply
    192,457,436.90x = 288,686,155.35 × 188,631,061.70
  4. Step 4: Simplify right side
    192,457,436.90x = 54,455,175,981,761,640
  5. Step 5: Solve for x
    x = 54,455,175,981,761,640/192,457,436.90
  6. Step 6: Final answer
    x = 282,946,592.55

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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.