Home / 203,489,316.76-305,235,820.40-57,922,820.96

Finding the Fourth Proportional to 203,489,316.76, 305,235,820.40 and 57,922,820.96

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Solution

The fourth proportional to 203,489,316.76, 305,235,820.40 and 57,922,820.96 is: 86,884,756.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,489,316.76 : 305,235,820.40 = 57,922,820.96 : x
  2. Step 2: Convert to fraction form
    203,489,316.76/305,235,820.40 = 57,922,820.96/x
  3. Step 3: Cross multiply
    203,489,316.76x = 305,235,820.40 × 57,922,820.96
  4. Step 4: Simplify right side
    203,489,316.76x = 17,680,119,775,607,914
  5. Step 5: Solve for x
    x = 17,680,119,775,607,914/203,489,316.76
  6. Step 6: Final answer
    x = 86,884,756.69

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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.