Home / 50,348,421,756.40-69,481,104,237.72-28,646,563,662.03

Finding the Fourth Proportional to 50,348,421,756.40, 69,481,104,237.72 and 28,646,563,662.03

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Solution

The fourth proportional to 50,348,421,756.40, 69,481,104,237.72 and 28,646,563,662.03 is: 39,532,418,423.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,348,421,756.40 : 69,481,104,237.72 = 28,646,563,662.03 : x
  2. Step 2: Convert to fraction form
    50,348,421,756.40/69,481,104,237.72 = 28,646,563,662.03/x
  3. Step 3: Cross multiply
    50,348,421,756.40x = 69,481,104,237.72 × 28,646,563,662.03
  4. Step 4: Simplify right side
    50,348,421,756.40x = 1,990,394,875,853,988,429,824
  5. Step 5: Solve for x
    x = 1,990,394,875,853,988,429,824/50,348,421,756.40
  6. Step 6: Final answer
    x = 39,532,418,423.84

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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.