Home / 50,921,915,807.88-70,269,077,528.94-28,057,774,012.75

Finding the Fourth Proportional to 50,921,915,807.88, 70,269,077,528.94 and 28,057,774,012.75

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Solution

The fourth proportional to 50,921,915,807.88, 70,269,077,528.94 and 28,057,774,012.75 is: 38,717,983,526.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,921,915,807.88 : 70,269,077,528.94 = 28,057,774,012.75 : x
  2. Step 2: Convert to fraction form
    50,921,915,807.88/70,269,077,528.94 = 28,057,774,012.75/x
  3. Step 3: Cross multiply
    50,921,915,807.88x = 70,269,077,528.94 × 28,057,774,012.75
  4. Step 4: Simplify right side
    50,921,915,807.88x = 1,971,593,897,391,267,250,176
  5. Step 5: Solve for x
    x = 1,971,593,897,391,267,250,176/50,921,915,807.88
  6. Step 6: Final answer
    x = 38,717,983,526.58

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Double scale
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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.