Home / 215,108,369.60-322,662,554.40-177,317,009.60

Finding the Fourth Proportional to 215,108,369.60, 322,662,554.40 and 177,317,009.60

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Solution

The fourth proportional to 215,108,369.60, 322,662,554.40 and 177,317,009.60 is: 265,975,514.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,108,369.60 : 322,662,554.40 = 177,317,009.60 : x
  2. Step 2: Convert to fraction form
    215,108,369.60/322,662,554.40 = 177,317,009.60/x
  3. Step 3: Cross multiply
    215,108,369.60x = 322,662,554.40 × 177,317,009.60
  4. Step 4: Simplify right side
    215,108,369.60x = 57,213,559,256,105,320
  5. Step 5: Solve for x
    x = 57,213,559,256,105,320/215,108,369.60
  6. Step 6: Final answer
    x = 265,975,514.40

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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.