Home / 405,059,948.13-559,072,653.56-246,256,327.38

Finding the Fourth Proportional to 405,059,948.13, 559,072,653.56 and 246,256,327.38

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Solution

The fourth proportional to 405,059,948.13, 559,072,653.56 and 246,256,327.38 is: 339,888,401.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,059,948.13 : 559,072,653.56 = 246,256,327.38 : x
  2. Step 2: Convert to fraction form
    405,059,948.13/559,072,653.56 = 246,256,327.38/x
  3. Step 3: Cross multiply
    405,059,948.13x = 559,072,653.56 × 246,256,327.38
  4. Step 4: Simplify right side
    405,059,948.13x = 137,675,178,404,276,672
  5. Step 5: Solve for x
    x = 137,675,178,404,276,672/405,059,948.13
  6. Step 6: Final answer
    x = 339,888,401.80

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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.