Home / 147,557,699.24-203,556,076.43-87,976,975.30

Finding the Fourth Proportional to 147,557,699.24, 203,556,076.43 and 87,976,975.30

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Solution

The fourth proportional to 147,557,699.24, 203,556,076.43 and 87,976,975.30 is: 121,364,374.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,557,699.24 : 203,556,076.43 = 87,976,975.30 : x
  2. Step 2: Convert to fraction form
    147,557,699.24/203,556,076.43 = 87,976,975.30/x
  3. Step 3: Cross multiply
    147,557,699.24x = 203,556,076.43 × 87,976,975.30
  4. Step 4: Simplify right side
    147,557,699.24x = 17,908,247,907,793,558
  5. Step 5: Solve for x
    x = 17,908,247,907,793,558/147,557,699.24
  6. Step 6: Final answer
    x = 121,364,374.75

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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.