Home / 138,384,257,523.70-207,555,412,915.47-37,662,973,890.90

Finding the Fourth Proportional to 138,384,257,523.70, 207,555,412,915.47 and 37,662,973,890.90

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Solution

The fourth proportional to 138,384,257,523.70, 207,555,412,915.47 and 37,662,973,890.90 is: 56,488,752,676.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,384,257,523.70 : 207,555,412,915.47 = 37,662,973,890.90 : x
  2. Step 2: Convert to fraction form
    138,384,257,523.70/207,555,412,915.47 = 37,662,973,890.90/x
  3. Step 3: Cross multiply
    138,384,257,523.70x = 207,555,412,915.47 × 37,662,973,890.90
  4. Step 4: Simplify right side
    138,384,257,523.70x = 7,817,154,097,550,315,225,088
  5. Step 5: Solve for x
    x = 7,817,154,097,550,315,225,088/138,384,257,523.70
  6. Step 6: Final answer
    x = 56,488,752,676.30

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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.