Home / 19,666,071,018.27-29,508,791,449.14-9,183,763,987.56

Finding the Fourth Proportional to 19,666,071,018.27, 29,508,791,449.14 and 9,183,763,987.56

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Solution

The fourth proportional to 19,666,071,018.27, 29,508,791,449.14 and 9,183,763,987.56 is: 13,780,168,696.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,666,071,018.27 : 29,508,791,449.14 = 9,183,763,987.56 : x
  2. Step 2: Convert to fraction form
    19,666,071,018.27/29,508,791,449.14 = 9,183,763,987.56/x
  3. Step 3: Cross multiply
    19,666,071,018.27x = 29,508,791,449.14 × 9,183,763,987.56
  4. Step 4: Simplify right side
    19,666,071,018.27x = 271,001,776,227,030,368,256
  5. Step 5: Solve for x
    x = 271,001,776,227,030,368,256/19,666,071,018.27
  6. Step 6: Final answer
    x = 13,780,168,696.39

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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.