Home / 168,496,322.40-252,744,483.60-141,286,543.20

Finding the Fourth Proportional to 168,496,322.40, 252,744,483.60 and 141,286,543.20

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Solution

The fourth proportional to 168,496,322.40, 252,744,483.60 and 141,286,543.20 is: 211,929,814.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,496,322.40 : 252,744,483.60 = 141,286,543.20 : x
  2. Step 2: Convert to fraction form
    168,496,322.40/252,744,483.60 = 141,286,543.20/x
  3. Step 3: Cross multiply
    168,496,322.40x = 252,744,483.60 × 141,286,543.20
  4. Step 4: Simplify right side
    168,496,322.40x = 35,709,394,400,713,088
  5. Step 5: Solve for x
    x = 35,709,394,400,713,088/168,496,322.40
  6. Step 6: Final answer
    x = 211,929,814.80

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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.