Home / 30,418,311,258.40-41,971,719,142.23-17,553,257,863.25

Finding the Fourth Proportional to 30,418,311,258.40, 41,971,719,142.23 and 17,553,257,863.25

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Solution

The fourth proportional to 30,418,311,258.40, 41,971,719,142.23 and 17,553,257,863.25 is: 24,220,292,928.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,418,311,258.40 : 41,971,719,142.23 = 17,553,257,863.25 : x
  2. Step 2: Convert to fraction form
    30,418,311,258.40/41,971,719,142.23 = 17,553,257,863.25/x
  3. Step 3: Cross multiply
    30,418,311,258.40x = 41,971,719,142.23 × 17,553,257,863.25
  4. Step 4: Simplify right side
    30,418,311,258.40x = 736,740,409,067,416,584,192
  5. Step 5: Solve for x
    x = 736,740,409,067,416,584,192/30,418,311,258.40
  6. Step 6: Final answer
    x = 24,220,292,928.46

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Double scale
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1.5x scale

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.