Home / 201,771,287.70-302,656,931.55-99,734,615.70

Finding the Fourth Proportional to 201,771,287.70, 302,656,931.55 and 99,734,615.70

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Solution

The fourth proportional to 201,771,287.70, 302,656,931.55 and 99,734,615.70 is: 149,601,923.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,771,287.70 : 302,656,931.55 = 99,734,615.70 : x
  2. Step 2: Convert to fraction form
    201,771,287.70/302,656,931.55 = 99,734,615.70/x
  3. Step 3: Cross multiply
    201,771,287.70x = 302,656,931.55 × 99,734,615.70
  4. Step 4: Simplify right side
    201,771,287.70x = 30,185,372,757,080,456
  5. Step 5: Solve for x
    x = 30,185,372,757,080,456/201,771,287.70
  6. Step 6: Final answer
    x = 149,601,923.55

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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.