Home / 53,434,843,788.51-73,741,524,445.55-31,438,437,460.94

Finding the Fourth Proportional to 53,434,843,788.51, 73,741,524,445.55 and 31,438,437,460.94

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Solution

The fourth proportional to 53,434,843,788.51, 73,741,524,445.55 and 31,438,437,460.94 is: 43,385,890,931.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,434,843,788.51 : 73,741,524,445.55 = 31,438,437,460.94 : x
  2. Step 2: Convert to fraction form
    53,434,843,788.51/73,741,524,445.55 = 31,438,437,460.94/x
  3. Step 3: Cross multiply
    53,434,843,788.51x = 73,741,524,445.55 × 31,438,437,460.94
  4. Step 4: Simplify right side
    53,434,843,788.51x = 2,318,318,304,556,043,468,800
  5. Step 5: Solve for x
    x = 2,318,318,304,556,043,468,800/53,434,843,788.51
  6. Step 6: Final answer
    x = 43,385,890,931.61

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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.