Home / 120,986,010,001.45-181,479,015,002.17-120,986,010,001.45

Finding the Fourth Proportional to 120,986,010,001.45, 181,479,015,002.17 and 120,986,010,001.45

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Solution

The fourth proportional to 120,986,010,001.45, 181,479,015,002.17 and 120,986,010,001.45 is: 181,479,015,002.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,986,010,001.45 : 181,479,015,002.17 = 120,986,010,001.45 : x
  2. Step 2: Convert to fraction form
    120,986,010,001.45/181,479,015,002.17 = 120,986,010,001.45/x
  3. Step 3: Cross multiply
    120,986,010,001.45x = 181,479,015,002.17 × 120,986,010,001.45
  4. Step 4: Simplify right side
    120,986,010,001.45x = 21,956,421,924,105,834,463,232
  5. Step 5: Solve for x
    x = 21,956,421,924,105,834,463,232/120,986,010,001.45
  6. Step 6: Final answer
    x = 181,479,015,002.17

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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.