Home / 50,921,915,808.63-70,269,077,529.97-28,057,774,013.50

Finding the Fourth Proportional to 50,921,915,808.63, 70,269,077,529.97 and 28,057,774,013.50

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Solution

The fourth proportional to 50,921,915,808.63, 70,269,077,529.97 and 28,057,774,013.50 is: 38,717,983,527.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,921,915,808.63 : 70,269,077,529.97 = 28,057,774,013.50 : x
  2. Step 2: Convert to fraction form
    50,921,915,808.63/70,269,077,529.97 = 28,057,774,013.50/x
  3. Step 3: Cross multiply
    50,921,915,808.63x = 70,269,077,529.97 × 28,057,774,013.50
  4. Step 4: Simplify right side
    50,921,915,808.63x = 1,971,593,897,473,008,992,256
  5. Step 5: Solve for x
    x = 1,971,593,897,473,008,992,256/50,921,915,808.63
  6. Step 6: Final answer
    x = 38,717,983,527.61

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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.