Home / 50,921,915,808.88-70,269,077,530.31-28,057,774,013.75

Finding the Fourth Proportional to 50,921,915,808.88, 70,269,077,530.31 and 28,057,774,013.75

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Solution

The fourth proportional to 50,921,915,808.88, 70,269,077,530.31 and 28,057,774,013.75 is: 38,717,983,527.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,921,915,808.88 : 70,269,077,530.31 = 28,057,774,013.75 : x
  2. Step 2: Convert to fraction form
    50,921,915,808.88/70,269,077,530.31 = 28,057,774,013.75/x
  3. Step 3: Cross multiply
    50,921,915,808.88x = 70,269,077,530.31 × 28,057,774,013.75
  4. Step 4: Simplify right side
    50,921,915,808.88x = 1,971,593,897,500,115,992,576
  5. Step 5: Solve for x
    x = 1,971,593,897,500,115,992,576/50,921,915,808.88
  6. Step 6: Final answer
    x = 38,717,983,527.95

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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.