Home / 326,740,703.59-450,890,718.32-178,058,790.72

Finding the Fourth Proportional to 326,740,703.59, 450,890,718.32 and 178,058,790.72

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Solution

The fourth proportional to 326,740,703.59, 450,890,718.32 and 178,058,790.72 is: 245,714,890.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,740,703.59 : 450,890,718.32 = 178,058,790.72 : x
  2. Step 2: Convert to fraction form
    326,740,703.59/450,890,718.32 = 178,058,790.72/x
  3. Step 3: Cross multiply
    326,740,703.59x = 450,890,718.32 × 178,058,790.72
  4. Step 4: Simplify right side
    326,740,703.59x = 80,285,056,050,931,344
  5. Step 5: Solve for x
    x = 80,285,056,050,931,344/326,740,703.59
  6. Step 6: Final answer
    x = 245,714,890.03

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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.