Home / 202,605,608.93-279,564,820.94-114,467,447.67

Finding the Fourth Proportional to 202,605,608.93, 279,564,820.94 and 114,467,447.67

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Solution

The fourth proportional to 202,605,608.93, 279,564,820.94 and 114,467,447.67 is: 157,947,609.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,605,608.93 : 279,564,820.94 = 114,467,447.67 : x
  2. Step 2: Convert to fraction form
    202,605,608.93/279,564,820.94 = 114,467,447.67/x
  3. Step 3: Cross multiply
    202,605,608.93x = 279,564,820.94 × 114,467,447.67
  4. Step 4: Simplify right side
    202,605,608.93x = 32,001,071,510,750,032
  5. Step 5: Solve for x
    x = 32,001,071,510,750,032/202,605,608.93
  6. Step 6: Final answer
    x = 157,947,609.05

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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.