Home / 664,774,436.61-997,181,969.41-228,068,995

Finding the Fourth Proportional to 664,774,436.61, 997,181,969.41 and 228,068,995

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Solution

The fourth proportional to 664,774,436.61, 997,181,969.41 and 228,068,995 is: 342,110,461.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,774,436.61 : 997,181,969.41 = 228,068,995 : x
  2. Step 2: Convert to fraction form
    664,774,436.61/997,181,969.41 = 228,068,995/x
  3. Step 3: Cross multiply
    664,774,436.61x = 997,181,969.41 × 228,068,995
  4. Step 4: Simplify right side
    664,774,436.61x = 227,426,289,595,459,424
  5. Step 5: Solve for x
    x = 227,426,289,595,459,424/664,774,436.61
  6. Step 6: Final answer
    x = 342,110,461.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.