Home / 39,415,661,289-54,392,488,453.53-23,139,006,378.55

Finding the Fourth Proportional to 39,415,661,289, 54,392,488,453.53 and 23,139,006,378.55

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Solution

The fourth proportional to 39,415,661,289, 54,392,488,453.53 and 23,139,006,378.55 is: 31,931,168,883.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,415,661,289 : 54,392,488,453.53 = 23,139,006,378.55 : x
  2. Step 2: Convert to fraction form
    39,415,661,289/54,392,488,453.53 = 23,139,006,378.55/x
  3. Step 3: Cross multiply
    39,415,661,289x = 54,392,488,453.53 × 23,139,006,378.55
  4. Step 4: Simplify right side
    39,415,661,289x = 1,258,588,137,271,329,030,144
  5. Step 5: Solve for x
    x = 1,258,588,137,271,329,030,144/39,415,661,289
  6. Step 6: Final answer
    x = 31,931,168,883.44

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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.