Home / 531,291,086.84-733,416,799.77-343,211,086.10

Finding the Fourth Proportional to 531,291,086.84, 733,416,799.77 and 343,211,086.10

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Solution

The fourth proportional to 531,291,086.84, 733,416,799.77 and 343,211,086.10 is: 473,783,172.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,291,086.84 : 733,416,799.77 = 343,211,086.10 : x
  2. Step 2: Convert to fraction form
    531,291,086.84/733,416,799.77 = 343,211,086.10/x
  3. Step 3: Cross multiply
    531,291,086.84x = 733,416,799.77 × 343,211,086.10
  4. Step 4: Simplify right side
    531,291,086.84x = 251,716,776,413,047,936
  5. Step 5: Solve for x
    x = 251,716,776,413,047,936/531,291,086.84
  6. Step 6: Final answer
    x = 473,783,172.07

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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.