Home / 39,196,216,459,935-54,090,503,548,620-21,397,980,520,774

Finding the Fourth Proportional to 39,196,216,459,935, 54,090,503,548,620 and 21,397,980,520,774

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Solution

The fourth proportional to 39,196,216,459,935, 54,090,503,548,620 and 21,397,980,520,774 is: 29,529,062,900,122.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,196,216,459,935 : 54,090,503,548,620 = 21,397,980,520,774 : x
  2. Step 2: Convert to fraction form
    39,196,216,459,935/54,090,503,548,620 = 21,397,980,520,774/x
  3. Step 3: Cross multiply
    39,196,216,459,935x = 54,090,503,548,620 × 21,397,980,520,774
  4. Step 4: Simplify right side
    39,196,216,459,935x = 1,157,427,541,292,227,737,778,388,992
  5. Step 5: Solve for x
    x = 1,157,427,541,292,227,737,778,388,992/39,196,216,459,935
  6. Step 6: Final answer
    x = 29,529,062,900,122.25

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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.