Home / 245,085,022.80-367,123,649.40-168,494,533.20

Finding the Fourth Proportional to 245,085,022.80, 367,123,649.40 and 168,494,533.20

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Solution

The fourth proportional to 245,085,022.80, 367,123,649.40 and 168,494,533.20 is: 252,395,381.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,085,022.80 : 367,123,649.40 = 168,494,533.20 : x
  2. Step 2: Convert to fraction form
    245,085,022.80/367,123,649.40 = 168,494,533.20/x
  3. Step 3: Cross multiply
    245,085,022.80x = 367,123,649.40 × 168,494,533.20
  4. Step 4: Simplify right side
    245,085,022.80x = 61,858,327,932,333,448
  5. Step 5: Solve for x
    x = 61,858,327,932,333,448/245,085,022.80
  6. Step 6: Final answer
    x = 252,395,381.92

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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.