Home / 352,864,493.76-528,951,140.64-197,494,173.12

Finding the Fourth Proportional to 352,864,493.76, 528,951,140.64 and 197,494,173.12

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Solution

The fourth proportional to 352,864,493.76, 528,951,140.64 and 197,494,173.12 is: 296,047,831.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,864,493.76 : 528,951,140.64 = 197,494,173.12 : x
  2. Step 2: Convert to fraction form
    352,864,493.76/528,951,140.64 = 197,494,173.12/x
  3. Step 3: Cross multiply
    352,864,493.76x = 528,951,140.64 × 197,494,173.12
  4. Step 4: Simplify right side
    352,864,493.76x = 104,464,768,141,577,632
  5. Step 5: Solve for x
    x = 104,464,768,141,577,632/352,864,493.76
  6. Step 6: Final answer
    x = 296,047,831.36

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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.