Home / 38,031,679,360.49-57,049,353,789.81-12,505,262,558.30

Finding the Fourth Proportional to 38,031,679,360.49, 57,049,353,789.81 and 12,505,262,558.30

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Solution

The fourth proportional to 38,031,679,360.49, 57,049,353,789.81 and 12,505,262,558.30 is: 18,758,497,124.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,031,679,360.49 : 57,049,353,789.81 = 12,505,262,558.30 : x
  2. Step 2: Convert to fraction form
    38,031,679,360.49/57,049,353,789.81 = 12,505,262,558.30/x
  3. Step 3: Cross multiply
    38,031,679,360.49x = 57,049,353,789.81 × 12,505,262,558.30
  4. Step 4: Simplify right side
    38,031,679,360.49x = 713,417,147,923,124,453,376
  5. Step 5: Solve for x
    x = 713,417,147,923,124,453,376/38,031,679,360.49
  6. Step 6: Final answer
    x = 18,758,497,124.49

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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.