Home / 259,847,221.43-358,500,887.30-148,257,897.45

Finding the Fourth Proportional to 259,847,221.43, 358,500,887.30 and 148,257,897.45

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Solution

The fourth proportional to 259,847,221.43, 358,500,887.30 and 148,257,897.45 is: 204,545,530.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,847,221.43 : 358,500,887.30 = 148,257,897.45 : x
  2. Step 2: Convert to fraction form
    259,847,221.43/358,500,887.30 = 148,257,897.45/x
  3. Step 3: Cross multiply
    259,847,221.43x = 358,500,887.30 × 148,257,897.45
  4. Step 4: Simplify right side
    259,847,221.43x = 53,150,587,784,316,120
  5. Step 5: Solve for x
    x = 53,150,587,784,316,120/259,847,221.43
  6. Step 6: Final answer
    x = 204,545,530.61

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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.