Home / 194,623,629.02-268,581,319.85-105,315,573.98

Finding the Fourth Proportional to 194,623,629.02, 268,581,319.85 and 105,315,573.98

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Solution

The fourth proportional to 194,623,629.02, 268,581,319.85 and 105,315,573.98 is: 145,335,877.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,623,629.02 : 268,581,319.85 = 105,315,573.98 : x
  2. Step 2: Convert to fraction form
    194,623,629.02/268,581,319.85 = 105,315,573.98/x
  3. Step 3: Cross multiply
    194,623,629.02x = 268,581,319.85 × 105,315,573.98
  4. Step 4: Simplify right side
    194,623,629.02x = 28,285,795,858,439,236
  5. Step 5: Solve for x
    x = 28,285,795,858,439,236/194,623,629.02
  6. Step 6: Final answer
    x = 145,335,877.26

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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.