Home / 21,556,495,057.20-32,335,884,519.48-6,643,903,203.06

Finding the Fourth Proportional to 21,556,495,057.20, 32,335,884,519.48 and 6,643,903,203.06

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Solution

The fourth proportional to 21,556,495,057.20, 32,335,884,519.48 and 6,643,903,203.06 is: 9,966,206,758.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,556,495,057.20 : 32,335,884,519.48 = 6,643,903,203.06 : x
  2. Step 2: Convert to fraction form
    21,556,495,057.20/32,335,884,519.48 = 6,643,903,203.06/x
  3. Step 3: Cross multiply
    21,556,495,057.20x = 32,335,884,519.48 × 6,643,903,203.06
  4. Step 4: Simplify right side
    21,556,495,057.20x = 214,836,486,732,751,437,824
  5. Step 5: Solve for x
    x = 214,836,486,732,751,437,824/21,556,495,057.20
  6. Step 6: Final answer
    x = 9,966,206,758.69

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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.