Home / 482,031,101.45-665,275,633.53-293,968,500.14

Finding the Fourth Proportional to 482,031,101.45, 665,275,633.53 and 293,968,500.14

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Solution

The fourth proportional to 482,031,101.45, 665,275,633.53 and 293,968,500.14 is: 405,720,874.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,031,101.45 : 665,275,633.53 = 293,968,500.14 : x
  2. Step 2: Convert to fraction form
    482,031,101.45/665,275,633.53 = 293,968,500.14/x
  3. Step 3: Cross multiply
    482,031,101.45x = 665,275,633.53 × 293,968,500.14
  4. Step 4: Simplify right side
    482,031,101.45x = 195,570,080,169,066,144
  5. Step 5: Solve for x
    x = 195,570,080,169,066,144/482,031,101.45
  6. Step 6: Final answer
    x = 405,720,874.81

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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.