Home / 329,045,390.40-493,568,085.60-167,802,254.40

Finding the Fourth Proportional to 329,045,390.40, 493,568,085.60 and 167,802,254.40

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Solution

The fourth proportional to 329,045,390.40, 493,568,085.60 and 167,802,254.40 is: 251,703,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,045,390.40 : 493,568,085.60 = 167,802,254.40 : x
  2. Step 2: Convert to fraction form
    329,045,390.40/493,568,085.60 = 167,802,254.40/x
  3. Step 3: Cross multiply
    329,045,390.40x = 493,568,085.60 × 167,802,254.40
  4. Step 4: Simplify right side
    329,045,390.40x = 82,821,837,463,572,176
  5. Step 5: Solve for x
    x = 82,821,837,463,572,176/329,045,390.40
  6. Step 6: Final answer
    x = 251,703,381.60

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Similar ratio
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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.