Home / 21,236,974,742,534-29,306,713,248,798-11,861,909,089,489

Finding the Fourth Proportional to 21,236,974,742,534, 29,306,713,248,798 and 11,861,909,089,489

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Solution

The fourth proportional to 21,236,974,742,534, 29,306,713,248,798 and 11,861,909,089,489 is: 16,369,260,334,086.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,236,974,742,534 : 29,306,713,248,798 = 11,861,909,089,489 : x
  2. Step 2: Convert to fraction form
    21,236,974,742,534/29,306,713,248,798 = 11,861,909,089,489/x
  3. Step 3: Cross multiply
    21,236,974,742,534x = 29,306,713,248,798 × 11,861,909,089,489
  4. Step 4: Simplify right side
    21,236,974,742,534x = 347,633,568,268,964,698,605,486,080
  5. Step 5: Solve for x
    x = 347,633,568,268,964,698,605,486,080/21,236,974,742,534
  6. Step 6: Final answer
    x = 16,369,260,334,086.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.