Home / 57,946,752,971.55-86,920,129,457.33-20,723,775,025.95

Finding the Fourth Proportional to 57,946,752,971.55, 86,920,129,457.33 and 20,723,775,025.95

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Solution

The fourth proportional to 57,946,752,971.55, 86,920,129,457.33 and 20,723,775,025.95 is: 31,085,662,538.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,946,752,971.55 : 86,920,129,457.33 = 20,723,775,025.95 : x
  2. Step 2: Convert to fraction form
    57,946,752,971.55/86,920,129,457.33 = 20,723,775,025.95/x
  3. Step 3: Cross multiply
    57,946,752,971.55x = 86,920,129,457.33 × 20,723,775,025.95
  4. Step 4: Simplify right side
    57,946,752,971.55x = 1,801,313,208,100,052,795,392
  5. Step 5: Solve for x
    x = 1,801,313,208,100,052,795,392/57,946,752,971.55
  6. Step 6: Final answer
    x = 31,085,662,538.93

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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.