Home / 436,146,987.75-654,226,180.08-145,014,110.52

Finding the Fourth Proportional to 436,146,987.75, 654,226,180.08 and 145,014,110.52

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Solution

The fourth proportional to 436,146,987.75, 654,226,180.08 and 145,014,110.52 is: 217,523,060.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,146,987.75 : 654,226,180.08 = 145,014,110.52 : x
  2. Step 2: Convert to fraction form
    436,146,987.75/654,226,180.08 = 145,014,110.52/x
  3. Step 3: Cross multiply
    436,146,987.75x = 654,226,180.08 × 145,014,110.52
  4. Step 4: Simplify right side
    436,146,987.75x = 94,872,027,583,198,560
  5. Step 5: Solve for x
    x = 94,872,027,583,198,560/436,146,987.75
  6. Step 6: Final answer
    x = 217,523,060.45

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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.