Home / 38,779,364,298.43-58,185,844,757.28-20,830,799,669.59

Finding the Fourth Proportional to 38,779,364,298.43, 58,185,844,757.28 and 20,830,799,669.59

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Solution

The fourth proportional to 38,779,364,298.43, 58,185,844,757.28 and 20,830,799,669.59 is: 31,255,222,917.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,779,364,298.43 : 58,185,844,757.28 = 20,830,799,669.59 : x
  2. Step 2: Convert to fraction form
    38,779,364,298.43/58,185,844,757.28 = 20,830,799,669.59/x
  3. Step 3: Cross multiply
    38,779,364,298.43x = 58,185,844,757.28 × 20,830,799,669.59
  4. Step 4: Simplify right side
    38,779,364,298.43x = 1,212,057,675,744,763,183,104
  5. Step 5: Solve for x
    x = 1,212,057,675,744,763,183,104/38,779,364,298.43
  6. Step 6: Final answer
    x = 31,255,222,917.46

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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.