Home / 467,623,247.22-645,321,336.21-258,793,790.58

Finding the Fourth Proportional to 467,623,247.22, 645,321,336.21 and 258,793,790.58

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Solution

The fourth proportional to 467,623,247.22, 645,321,336.21 and 258,793,790.58 is: 357,136,125.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,623,247.22 : 645,321,336.21 = 258,793,790.58 : x
  2. Step 2: Convert to fraction form
    467,623,247.22/645,321,336.21 = 258,793,790.58/x
  3. Step 3: Cross multiply
    467,623,247.22x = 645,321,336.21 × 258,793,790.58
  4. Step 4: Simplify right side
    467,623,247.22x = 167,005,154,739,936,544
  5. Step 5: Solve for x
    x = 167,005,154,739,936,544/467,623,247.22
  6. Step 6: Final answer
    x = 357,136,125.57

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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.