Home / 531,291,098.40-733,416,815.64-343,211,097.60

Finding the Fourth Proportional to 531,291,098.40, 733,416,815.64 and 343,211,097.60

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Solution

The fourth proportional to 531,291,098.40, 733,416,815.64 and 343,211,097.60 is: 473,783,187.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,291,098.40 : 733,416,815.64 = 343,211,097.60 : x
  2. Step 2: Convert to fraction form
    531,291,098.40/733,416,815.64 = 343,211,097.60/x
  3. Step 3: Cross multiply
    531,291,098.40x = 733,416,815.64 × 343,211,097.60
  4. Step 4: Simplify right side
    531,291,098.40x = 251,716,790,294,101,248
  5. Step 5: Solve for x
    x = 251,716,790,294,101,248/531,291,098.40
  6. Step 6: Final answer
    x = 473,783,187.88

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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.