Home / 21,730,032,608.40-32,595,048,912.60-20,696,911,304.40

Finding the Fourth Proportional to 21,730,032,608.40, 32,595,048,912.60 and 20,696,911,304.40

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Solution

The fourth proportional to 21,730,032,608.40, 32,595,048,912.60 and 20,696,911,304.40 is: 31,045,366,956.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,730,032,608.40 : 32,595,048,912.60 = 20,696,911,304.40 : x
  2. Step 2: Convert to fraction form
    21,730,032,608.40/32,595,048,912.60 = 20,696,911,304.40/x
  3. Step 3: Cross multiply
    21,730,032,608.40x = 32,595,048,912.60 × 20,696,911,304.40
  4. Step 4: Simplify right side
    21,730,032,608.40x = 674,616,836,306,661,933,056
  5. Step 5: Solve for x
    x = 674,616,836,306,661,933,056/21,730,032,608.40
  6. Step 6: Final answer
    x = 31,045,366,956.60

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Double scale
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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.