Home / 53,471,770,771.84-80,210,320,332.18-20,349,886,019.20

Finding the Fourth Proportional to 53,471,770,771.84, 80,210,320,332.18 and 20,349,886,019.20

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Solution

The fourth proportional to 53,471,770,771.84, 80,210,320,332.18 and 20,349,886,019.20 is: 30,525,842,940.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,471,770,771.84 : 80,210,320,332.18 = 20,349,886,019.20 : x
  2. Step 2: Convert to fraction form
    53,471,770,771.84/80,210,320,332.18 = 20,349,886,019.20/x
  3. Step 3: Cross multiply
    53,471,770,771.84x = 80,210,320,332.18 × 20,349,886,019.20
  4. Step 4: Simplify right side
    53,471,770,771.84x = 1,632,270,876,323,383,083,008
  5. Step 5: Solve for x
    x = 1,632,270,876,323,383,083,008/53,471,770,771.84
  6. Step 6: Final answer
    x = 30,525,842,940.35

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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.