Home / 629,113,301.46-943,669,140.03-169,051,476.78

Finding the Fourth Proportional to 629,113,301.46, 943,669,140.03 and 169,051,476.78

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Solution

The fourth proportional to 629,113,301.46, 943,669,140.03 and 169,051,476.78 is: 253,576,996.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,113,301.46 : 943,669,140.03 = 169,051,476.78 : x
  2. Step 2: Convert to fraction form
    629,113,301.46/943,669,140.03 = 169,051,476.78/x
  3. Step 3: Cross multiply
    629,113,301.46x = 943,669,140.03 × 169,051,476.78
  4. Step 4: Simplify right side
    629,113,301.46x = 159,528,661,713,784,096
  5. Step 5: Solve for x
    x = 159,528,661,713,784,096/629,113,301.46
  6. Step 6: Final answer
    x = 253,576,996.93

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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.