Home / 192,476,111.46-288,598,869.45-61,261,709.28

Finding the Fourth Proportional to 192,476,111.46, 288,598,869.45 and 61,261,709.28

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Solution

The fourth proportional to 192,476,111.46, 288,598,869.45 and 61,261,709.28 is: 91,855,866.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,476,111.46 : 288,598,869.45 = 61,261,709.28 : x
  2. Step 2: Convert to fraction form
    192,476,111.46/288,598,869.45 = 61,261,709.28/x
  3. Step 3: Cross multiply
    192,476,111.46x = 288,598,869.45 × 61,261,709.28
  4. Step 4: Simplify right side
    192,476,111.46x = 17,680,060,038,782,574
  5. Step 5: Solve for x
    x = 17,680,060,038,782,574/192,476,111.46
  6. Step 6: Final answer
    x = 91,855,866.71

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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.