Home / 547,708,189.14-821,553,509.37-174,210,651.63

Finding the Fourth Proportional to 547,708,189.14, 821,553,509.37 and 174,210,651.63

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Solution

The fourth proportional to 547,708,189.14, 821,553,509.37 and 174,210,651.63 is: 261,313,186.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,708,189.14 : 821,553,509.37 = 174,210,651.63 : x
  2. Step 2: Convert to fraction form
    547,708,189.14/821,553,509.37 = 174,210,651.63/x
  3. Step 3: Cross multiply
    547,708,189.14x = 821,553,509.37 × 174,210,651.63
  4. Step 4: Simplify right side
    547,708,189.14x = 143,123,372,216,261,008
  5. Step 5: Solve for x
    x = 143,123,372,216,261,008/547,708,189.14
  6. Step 6: Final answer
    x = 261,313,186.57

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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.