Home / 20,902,169,475.20-31,353,254,212.80-20,902,169,475.20

Finding the Fourth Proportional to 20,902,169,475.20, 31,353,254,212.80 and 20,902,169,475.20

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Solution

The fourth proportional to 20,902,169,475.20, 31,353,254,212.80 and 20,902,169,475.20 is: 31,353,254,212.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,902,169,475.20 : 31,353,254,212.80 = 20,902,169,475.20 : x
  2. Step 2: Convert to fraction form
    20,902,169,475.20/31,353,254,212.80 = 20,902,169,475.20/x
  3. Step 3: Cross multiply
    20,902,169,475.20x = 31,353,254,212.80 × 20,902,169,475.20
  4. Step 4: Simplify right side
    20,902,169,475.20x = 655,351,033,154,973,990,912
  5. Step 5: Solve for x
    x = 655,351,033,154,973,990,912/20,902,169,475.20
  6. Step 6: Final answer
    x = 31,353,254,212.80

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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.