Home / 407,259,783.36-562,299,679.26-381,240,432.00

Finding the Fourth Proportional to 407,259,783.36, 562,299,679.26 and 381,240,432.00

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Solution

The fourth proportional to 407,259,783.36, 562,299,679.26 and 381,240,432.00 is: 526,375,010.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,259,783.36 : 562,299,679.26 = 381,240,432.00 : x
  2. Step 2: Convert to fraction form
    407,259,783.36/562,299,679.26 = 381,240,432.00/x
  3. Step 3: Cross multiply
    407,259,783.36x = 562,299,679.26 × 381,240,432.00
  4. Step 4: Simplify right side
    407,259,783.36x = 214,371,372,634,996,512
  5. Step 5: Solve for x
    x = 214,371,372,634,996,512/407,259,783.36
  6. Step 6: Final answer
    x = 526,375,010.23

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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.