Home / 531,291,079.09-733,416,789.08-343,211,078.38

Finding the Fourth Proportional to 531,291,079.09, 733,416,789.08 and 343,211,078.38

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Solution

The fourth proportional to 531,291,079.09, 733,416,789.08 and 343,211,078.38 is: 473,783,161.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,291,079.09 : 733,416,789.08 = 343,211,078.38 : x
  2. Step 2: Convert to fraction form
    531,291,079.09/733,416,789.08 = 343,211,078.38/x
  3. Step 3: Cross multiply
    531,291,079.09x = 733,416,789.08 × 343,211,078.38
  4. Step 4: Simplify right side
    531,291,079.09x = 251,716,767,082,143,808
  5. Step 5: Solve for x
    x = 251,716,767,082,143,808/531,291,079.09
  6. Step 6: Final answer
    x = 473,783,161.41

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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.