Home / 28,658,448,002.20-42,987,672,003.30-28,658,448,002.20

Finding the Fourth Proportional to 28,658,448,002.20, 42,987,672,003.30 and 28,658,448,002.20

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Solution

The fourth proportional to 28,658,448,002.20, 42,987,672,003.30 and 28,658,448,002.20 is: 42,987,672,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,658,448,002.20 : 42,987,672,003.30 = 28,658,448,002.20 : x
  2. Step 2: Convert to fraction form
    28,658,448,002.20/42,987,672,003.30 = 28,658,448,002.20/x
  3. Step 3: Cross multiply
    28,658,448,002.20x = 42,987,672,003.30 × 28,658,448,002.20
  4. Step 4: Simplify right side
    28,658,448,002.20x = 1,231,959,962,842,201,849,856
  5. Step 5: Solve for x
    x = 1,231,959,962,842,201,849,856/28,658,448,002.20
  6. Step 6: Final answer
    x = 42,987,672,003.30

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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.