Home / 38,779,364,294.67-58,185,844,751.65-20,830,799,665.83

Finding the Fourth Proportional to 38,779,364,294.67, 58,185,844,751.65 and 20,830,799,665.83

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Solution

The fourth proportional to 38,779,364,294.67, 58,185,844,751.65 and 20,830,799,665.83 is: 31,255,222,911.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,779,364,294.67 : 58,185,844,751.65 = 20,830,799,665.83 : x
  2. Step 2: Convert to fraction form
    38,779,364,294.67/58,185,844,751.65 = 20,830,799,665.83/x
  3. Step 3: Cross multiply
    38,779,364,294.67x = 58,185,844,751.65 × 20,830,799,665.83
  4. Step 4: Simplify right side
    38,779,364,294.67x = 1,212,057,675,408,707,158,016
  5. Step 5: Solve for x
    x = 1,212,057,675,408,707,158,016/38,779,364,294.67
  6. Step 6: Final answer
    x = 31,255,222,911.82

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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.