Home / 38,593,288,141.88-53,260,338,816-21,446,077,394.84

Finding the Fourth Proportional to 38,593,288,141.88, 53,260,338,816 and 21,446,077,394.84

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Solution

The fourth proportional to 38,593,288,141.88, 53,260,338,816 and 21,446,077,394.84 is: 29,596,476,571.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,593,288,141.88 : 53,260,338,816 = 21,446,077,394.84 : x
  2. Step 2: Convert to fraction form
    38,593,288,141.88/53,260,338,816 = 21,446,077,394.84/x
  3. Step 3: Cross multiply
    38,593,288,141.88x = 53,260,338,816 × 21,446,077,394.84
  4. Step 4: Simplify right side
    38,593,288,141.88x = 1,142,225,348,323,337,043,968
  5. Step 5: Solve for x
    x = 1,142,225,348,323,337,043,968/38,593,288,141.88
  6. Step 6: Final answer
    x = 29,596,476,571.89

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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.