Home / 297,105,121.40-409,997,090.06-178,094,952.86

Finding the Fourth Proportional to 297,105,121.40, 409,997,090.06 and 178,094,952.86

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Solution

The fourth proportional to 297,105,121.40, 409,997,090.06 and 178,094,952.86 is: 245,766,252.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,105,121.40 : 409,997,090.06 = 178,094,952.86 : x
  2. Step 2: Convert to fraction form
    297,105,121.40/409,997,090.06 = 178,094,952.86/x
  3. Step 3: Cross multiply
    297,105,121.40x = 409,997,090.06 × 178,094,952.86
  4. Step 4: Simplify right side
    297,105,121.40x = 73,018,412,426,972,880
  5. Step 5: Solve for x
    x = 73,018,412,426,972,880/297,105,121.40
  6. Step 6: Final answer
    x = 245,766,252.98

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.