Home / 72,389,282,871.12-108,599,632,521.92-22,023,407,709.06

Finding the Fourth Proportional to 72,389,282,871.12, 108,599,632,521.92 and 22,023,407,709.06

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Solution

The fourth proportional to 72,389,282,871.12, 108,599,632,521.92 and 22,023,407,709.06 is: 33,039,890,564.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,389,282,871.12 : 108,599,632,521.92 = 22,023,407,709.06 : x
  2. Step 2: Convert to fraction form
    72,389,282,871.12/108,599,632,521.92 = 22,023,407,709.06/x
  3. Step 3: Cross multiply
    72,389,282,871.12x = 108,599,632,521.92 × 22,023,407,709.06
  4. Step 4: Simplify right side
    72,389,282,871.12x = 2,391,733,984,084,336,050,176
  5. Step 5: Solve for x
    x = 2,391,733,984,084,336,050,176/72,389,282,871.12
  6. Step 6: Final answer
    x = 33,039,890,564.22

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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.