Home / 202,672,272.96-279,680,933.16-120,117,047.04

Finding the Fourth Proportional to 202,672,272.96, 279,680,933.16 and 120,117,047.04

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Solution

The fourth proportional to 202,672,272.96, 279,680,933.16 and 120,117,047.04 is: 165,757,492.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,672,272.96 : 279,680,933.16 = 120,117,047.04 : x
  2. Step 2: Convert to fraction form
    202,672,272.96/279,680,933.16 = 120,117,047.04/x
  3. Step 3: Cross multiply
    202,672,272.96x = 279,680,933.16 × 120,117,047.04
  4. Step 4: Simplify right side
    202,672,272.96x = 33,594,447,804,570,820
  5. Step 5: Solve for x
    x = 33,594,447,804,570,820/202,672,272.96
  6. Step 6: Final answer
    x = 165,757,492.69

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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.