Home / 531,291,090.34-733,416,804.60-343,211,089.60

Finding the Fourth Proportional to 531,291,090.34, 733,416,804.60 and 343,211,089.60

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Solution

The fourth proportional to 531,291,090.34, 733,416,804.60 and 343,211,089.60 is: 473,783,176.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,291,090.34 : 733,416,804.60 = 343,211,089.60 : x
  2. Step 2: Convert to fraction form
    531,291,090.34/733,416,804.60 = 343,211,089.60/x
  3. Step 3: Cross multiply
    531,291,090.34x = 733,416,804.60 × 343,211,089.60
  4. Step 4: Simplify right side
    531,291,090.34x = 251,716,780,637,716,320
  5. Step 5: Solve for x
    x = 251,716,780,637,716,320/531,291,090.34
  6. Step 6: Final answer
    x = 473,783,176.90

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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.