Home / 131,328,512.20-196,992,768.30-35,590,400.20

Finding the Fourth Proportional to 131,328,512.20, 196,992,768.30 and 35,590,400.20

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Solution

The fourth proportional to 131,328,512.20, 196,992,768.30 and 35,590,400.20 is: 53,385,600.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,328,512.20 : 196,992,768.30 = 35,590,400.20 : x
  2. Step 2: Convert to fraction form
    131,328,512.20/196,992,768.30 = 35,590,400.20/x
  3. Step 3: Cross multiply
    131,328,512.20x = 196,992,768.30 × 35,590,400.20
  4. Step 4: Simplify right side
    131,328,512.20x = 7,011,051,460,302,875
  5. Step 5: Solve for x
    x = 7,011,051,460,302,875/131,328,512.20
  6. Step 6: Final answer
    x = 53,385,600.30

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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.