Home / 38,587,978,575,272-57,899,060,732,336-20,225,730,320,366

Finding the Fourth Proportional to 38,587,978,575,272, 57,899,060,732,336 and 20,225,730,320,366

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Solution

The fourth proportional to 38,587,978,575,272, 57,899,060,732,336 and 20,225,730,320,366 is: 30,347,554,637,784.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,587,978,575,272 : 57,899,060,732,336 = 20,225,730,320,366 : x
  2. Step 2: Convert to fraction form
    38,587,978,575,272/57,899,060,732,336 = 20,225,730,320,366/x
  3. Step 3: Cross multiply
    38,587,978,575,272x = 57,899,060,732,336 × 20,225,730,320,366
  4. Step 4: Simplify right side
    38,587,978,575,272x = 1,171,050,788,174,720,660,397,883,392
  5. Step 5: Solve for x
    x = 1,171,050,788,174,720,660,397,883,392/38,587,978,575,272
  6. Step 6: Final answer
    x = 30,347,554,637,784.39

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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.