Home / 138,384,257,522.70-207,555,412,913.97-37,662,973,889.90

Finding the Fourth Proportional to 138,384,257,522.70, 207,555,412,913.97 and 37,662,973,889.90

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Solution

The fourth proportional to 138,384,257,522.70, 207,555,412,913.97 and 37,662,973,889.90 is: 56,488,752,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,384,257,522.70 : 207,555,412,913.97 = 37,662,973,889.90 : x
  2. Step 2: Convert to fraction form
    138,384,257,522.70/207,555,412,913.97 = 37,662,973,889.90/x
  3. Step 3: Cross multiply
    138,384,257,522.70x = 207,555,412,913.97 × 37,662,973,889.90
  4. Step 4: Simplify right side
    138,384,257,522.70x = 7,817,154,097,286,265,962,496
  5. Step 5: Solve for x
    x = 7,817,154,097,286,265,962,496/138,384,257,522.70
  6. Step 6: Final answer
    x = 56,488,752,674.80

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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.