Home / 609,038,016.93-840,450,717.25-344,714,334.90

Finding the Fourth Proportional to 609,038,016.93, 840,450,717.25 and 344,714,334.90

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Solution

The fourth proportional to 609,038,016.93, 840,450,717.25 and 344,714,334.90 is: 475,693,473.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,038,016.93 : 840,450,717.25 = 344,714,334.90 : x
  2. Step 2: Convert to fraction form
    609,038,016.93/840,450,717.25 = 344,714,334.90/x
  3. Step 3: Cross multiply
    609,038,016.93x = 840,450,717.25 × 344,714,334.90
  4. Step 4: Simplify right side
    609,038,016.93x = 289,715,410,009,048,192
  5. Step 5: Solve for x
    x = 289,715,410,009,048,192/609,038,016.93
  6. Step 6: Final answer
    x = 475,693,473.90

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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.