Home / 30,418,311,277.64-41,971,719,168.78-17,553,257,882.54

Finding the Fourth Proportional to 30,418,311,277.64, 41,971,719,168.78 and 17,553,257,882.54

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Solution

The fourth proportional to 30,418,311,277.64, 41,971,719,168.78 and 17,553,257,882.54 is: 24,220,292,955.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,418,311,277.64 : 41,971,719,168.78 = 17,553,257,882.54 : x
  2. Step 2: Convert to fraction form
    30,418,311,277.64/41,971,719,168.78 = 17,553,257,882.54/x
  3. Step 3: Cross multiply
    30,418,311,277.64x = 41,971,719,168.78 × 17,553,257,882.54
  4. Step 4: Simplify right side
    30,418,311,277.64x = 736,740,410,343,142,719,488
  5. Step 5: Solve for x
    x = 736,740,410,343,142,719,488/30,418,311,277.64
  6. Step 6: Final answer
    x = 24,220,292,955.08

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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.