Home / 55,520,969,950.54-76,618,938,531.87-31,759,179,958.54

Finding the Fourth Proportional to 55,520,969,950.54, 76,618,938,531.87 and 31,759,179,958.54

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Solution

The fourth proportional to 55,520,969,950.54, 76,618,938,531.87 and 31,759,179,958.54 is: 43,827,668,342.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,520,969,950.54 : 76,618,938,531.87 = 31,759,179,958.54 : x
  2. Step 2: Convert to fraction form
    55,520,969,950.54/76,618,938,531.87 = 31,759,179,958.54/x
  3. Step 3: Cross multiply
    55,520,969,950.54x = 76,618,938,531.87 × 31,759,179,958.54
  4. Step 4: Simplify right side
    55,520,969,950.54x = 2,433,354,657,065,973,841,920
  5. Step 5: Solve for x
    x = 2,433,354,657,065,973,841,920/55,520,969,950.54
  6. Step 6: Final answer
    x = 43,827,668,342.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.