Home / 545,867,390.79-817,967,899.26-324,102,030.03

Finding the Fourth Proportional to 545,867,390.79, 817,967,899.26 and 324,102,030.03

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Solution

The fourth proportional to 545,867,390.79, 817,967,899.26 and 324,102,030.03 is: 485,658,350.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,867,390.79 : 817,967,899.26 = 324,102,030.03 : x
  2. Step 2: Convert to fraction form
    545,867,390.79/817,967,899.26 = 324,102,030.03/x
  3. Step 3: Cross multiply
    545,867,390.79x = 817,967,899.26 × 324,102,030.03
  4. Step 4: Simplify right side
    545,867,390.79x = 265,105,056,649,540,512
  5. Step 5: Solve for x
    x = 265,105,056,649,540,512/545,867,390.79
  6. Step 6: Final answer
    x = 485,658,350.59

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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.