Home / 79,262,604,556.40-109,382,412,142.50-43,619,919,568.40

Finding the Fourth Proportional to 79,262,604,556.40, 109,382,412,142.50 and 43,619,919,568.40

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Solution

The fourth proportional to 79,262,604,556.40, 109,382,412,142.50 and 43,619,919,568.40 is: 60,195,498,830.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,262,604,556.40 : 109,382,412,142.50 = 43,619,919,568.40 : x
  2. Step 2: Convert to fraction form
    79,262,604,556.40/109,382,412,142.50 = 43,619,919,568.40/x
  3. Step 3: Cross multiply
    79,262,604,556.40x = 109,382,412,142.50 × 43,619,919,568.40
  4. Step 4: Simplify right side
    79,262,604,556.40x = 4,771,252,019,853,429,571,584
  5. Step 5: Solve for x
    x = 4,771,252,019,853,429,571,584/79,262,604,556.40
  6. Step 6: Final answer
    x = 60,195,498,830.20

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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.