Home / 378,434,666.90-567,652,000.35-337,619,998.10

Finding the Fourth Proportional to 378,434,666.90, 567,652,000.35 and 337,619,998.10

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Solution

The fourth proportional to 378,434,666.90, 567,652,000.35 and 337,619,998.10 is: 506,429,997.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,434,666.90 : 567,652,000.35 = 337,619,998.10 : x
  2. Step 2: Convert to fraction form
    378,434,666.90/567,652,000.35 = 337,619,998.10/x
  3. Step 3: Cross multiply
    378,434,666.90x = 567,652,000.35 × 337,619,998.10
  4. Step 4: Simplify right side
    378,434,666.90x = 191,650,667,279,628,224
  5. Step 5: Solve for x
    x = 191,650,667,279,628,224/378,434,666.90
  6. Step 6: Final answer
    x = 506,429,997.15

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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.