Home / 243,966,820.76-336,674,214.42-133,958,533.80

Finding the Fourth Proportional to 243,966,820.76, 336,674,214.42 and 133,958,533.80

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Solution

The fourth proportional to 243,966,820.76, 336,674,214.42 and 133,958,533.80 is: 184,862,777.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,966,820.76 : 336,674,214.42 = 133,958,533.80 : x
  2. Step 2: Convert to fraction form
    243,966,820.76/336,674,214.42 = 133,958,533.80/x
  3. Step 3: Cross multiply
    243,966,820.76x = 336,674,214.42 × 133,958,533.80
  4. Step 4: Simplify right side
    243,966,820.76x = 45,100,384,131,970,016
  5. Step 5: Solve for x
    x = 45,100,384,131,970,016/243,966,820.76
  6. Step 6: Final answer
    x = 184,862,777.62

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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.