Home / 206,328,782.08-309,481,973.12-62,710,416.64

Finding the Fourth Proportional to 206,328,782.08, 309,481,973.12 and 62,710,416.64

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Solution

The fourth proportional to 206,328,782.08, 309,481,973.12 and 62,710,416.64 is: 94,062,220.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,328,782.08 : 309,481,973.12 = 62,710,416.64 : x
  2. Step 2: Convert to fraction form
    206,328,782.08/309,481,973.12 = 62,710,416.64/x
  3. Step 3: Cross multiply
    206,328,782.08x = 309,481,973.12 × 62,710,416.64
  4. Step 4: Simplify right side
    206,328,782.08x = 19,407,743,476,924,480
  5. Step 5: Solve for x
    x = 19,407,743,476,924,480/206,328,782.08
  6. Step 6: Final answer
    x = 94,062,220.89

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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.