Home / 103,432,170.40-155,148,255.60-35,277,085.60

Finding the Fourth Proportional to 103,432,170.40, 155,148,255.60 and 35,277,085.60

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Solution

The fourth proportional to 103,432,170.40, 155,148,255.60 and 35,277,085.60 is: 52,915,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,432,170.40 : 155,148,255.60 = 35,277,085.60 : x
  2. Step 2: Convert to fraction form
    103,432,170.40/155,148,255.60 = 35,277,085.60/x
  3. Step 3: Cross multiply
    103,432,170.40x = 155,148,255.60 × 35,277,085.60
  4. Step 4: Simplify right side
    103,432,170.40x = 5,473,178,293,491,879
  5. Step 5: Solve for x
    x = 5,473,178,293,491,879/103,432,170.40
  6. Step 6: Final answer
    x = 52,915,628.40

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Similar ratio
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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.