Home / 138,384,257,486.27-207,555,412,859.27-37,662,973,853.39

Finding the Fourth Proportional to 138,384,257,486.27, 207,555,412,859.27 and 37,662,973,853.39

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Solution

The fourth proportional to 138,384,257,486.27, 207,555,412,859.27 and 37,662,973,853.39 is: 56,488,752,620.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,384,257,486.27 : 207,555,412,859.27 = 37,662,973,853.39 : x
  2. Step 2: Convert to fraction form
    138,384,257,486.27/207,555,412,859.27 = 37,662,973,853.39/x
  3. Step 3: Cross multiply
    138,384,257,486.27x = 207,555,412,859.27 × 37,662,973,853.39
  4. Step 4: Simplify right side
    138,384,257,486.27x = 7,817,154,087,648,252,395,520
  5. Step 5: Solve for x
    x = 7,817,154,087,648,252,395,520/138,384,257,486.27
  6. Step 6: Final answer
    x = 56,488,752,620.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.