Home / 359,251,865.14-495,673,887.21-210,493,059.49

Finding the Fourth Proportional to 359,251,865.14, 495,673,887.21 and 210,493,059.49

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Solution

The fourth proportional to 359,251,865.14, 495,673,887.21 and 210,493,059.49 is: 290,425,529.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,251,865.14 : 495,673,887.21 = 210,493,059.49 : x
  2. Step 2: Convert to fraction form
    359,251,865.14/495,673,887.21 = 210,493,059.49/x
  3. Step 3: Cross multiply
    359,251,865.14x = 495,673,887.21 × 210,493,059.49
  4. Step 4: Simplify right side
    359,251,865.14x = 104,335,913,028,134,080
  5. Step 5: Solve for x
    x = 104,335,913,028,134,080/359,251,865.14
  6. Step 6: Final answer
    x = 290,425,529.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.