Home / 21,939,984,015.40-32,909,976,023.10-21,504,627,548.20

Finding the Fourth Proportional to 21,939,984,015.40, 32,909,976,023.10 and 21,504,627,548.20

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Solution

The fourth proportional to 21,939,984,015.40, 32,909,976,023.10 and 21,504,627,548.20 is: 32,256,941,322.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,939,984,015.40 : 32,909,976,023.10 = 21,504,627,548.20 : x
  2. Step 2: Convert to fraction form
    21,939,984,015.40/32,909,976,023.10 = 21,504,627,548.20/x
  3. Step 3: Cross multiply
    21,939,984,015.40x = 32,909,976,023.10 × 21,504,627,548.20
  4. Step 4: Simplify right side
    21,939,984,015.40x = 707,716,776,996,957,716,480
  5. Step 5: Solve for x
    x = 707,716,776,996,957,716,480/21,939,984,015.40
  6. Step 6: Final answer
    x = 32,256,941,322.30

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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.