Home / 25,787,576,078.88-38,689,258,379.36-13,205,343,217.60

Finding the Fourth Proportional to 25,787,576,078.88, 38,689,258,379.36 and 13,205,343,217.60

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Solution

The fourth proportional to 25,787,576,078.88, 38,689,258,379.36 and 13,205,343,217.60 is: 19,812,057,332.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,787,576,078.88 : 38,689,258,379.36 = 13,205,343,217.60 : x
  2. Step 2: Convert to fraction form
    25,787,576,078.88/38,689,258,379.36 = 13,205,343,217.60/x
  3. Step 3: Cross multiply
    25,787,576,078.88x = 38,689,258,379.36 × 13,205,343,217.60
  4. Step 4: Simplify right side
    25,787,576,078.88x = 510,904,935,733,855,584,256
  5. Step 5: Solve for x
    x = 510,904,935,733,855,584,256/25,787,576,078.88
  6. Step 6: Final answer
    x = 19,812,057,332.22

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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.