Home / 235,760,515,085.20-353,640,772,627.80-129,601,561,536.40

Finding the Fourth Proportional to 235,760,515,085.20, 353,640,772,627.80 and 129,601,561,536.40

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Solution

The fourth proportional to 235,760,515,085.20, 353,640,772,627.80 and 129,601,561,536.40 is: 194,402,342,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,760,515,085.20 : 353,640,772,627.80 = 129,601,561,536.40 : x
  2. Step 2: Convert to fraction form
    235,760,515,085.20/353,640,772,627.80 = 129,601,561,536.40/x
  3. Step 3: Cross multiply
    235,760,515,085.20x = 353,640,772,627.80 × 129,601,561,536.40
  4. Step 4: Simplify right side
    235,760,515,085.20x = 45,832,396,355,501,855,604,736
  5. Step 5: Solve for x
    x = 45,832,396,355,501,855,604,736/235,760,515,085.20
  6. Step 6: Final answer
    x = 194,402,342,304.60

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1.5x scale

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.