Home / 629,113,299.96-943,669,137.78-169,051,475.28

Finding the Fourth Proportional to 629,113,299.96, 943,669,137.78 and 169,051,475.28

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Solution

The fourth proportional to 629,113,299.96, 943,669,137.78 and 169,051,475.28 is: 253,576,994.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,113,299.96 : 943,669,137.78 = 169,051,475.28 : x
  2. Step 2: Convert to fraction form
    629,113,299.96/943,669,137.78 = 169,051,475.28/x
  3. Step 3: Cross multiply
    629,113,299.96x = 943,669,137.78 × 169,051,475.28
  4. Step 4: Simplify right side
    629,113,299.96x = 159,528,659,917,914,592
  5. Step 5: Solve for x
    x = 159,528,659,917,914,592/629,113,299.96
  6. Step 6: Final answer
    x = 253,576,994.68

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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.