Home / 340,006,900.90-510,010,351.35-203,958,004.90

Finding the Fourth Proportional to 340,006,900.90, 510,010,351.35 and 203,958,004.90

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Solution

The fourth proportional to 340,006,900.90, 510,010,351.35 and 203,958,004.90 is: 305,937,007.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,006,900.90 : 510,010,351.35 = 203,958,004.90 : x
  2. Step 2: Convert to fraction form
    340,006,900.90/510,010,351.35 = 203,958,004.90/x
  3. Step 3: Cross multiply
    340,006,900.90x = 510,010,351.35 × 203,958,004.90
  4. Step 4: Simplify right side
    340,006,900.90x = 104,020,693,739,694,032
  5. Step 5: Solve for x
    x = 104,020,693,739,694,032/340,006,900.90
  6. Step 6: Final answer
    x = 305,937,007.35

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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.