Home / 126,076,134.70-189,114,202.05-49,373,670.70

Finding the Fourth Proportional to 126,076,134.70, 189,114,202.05 and 49,373,670.70

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Solution

The fourth proportional to 126,076,134.70, 189,114,202.05 and 49,373,670.70 is: 74,060,506.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,076,134.70 : 189,114,202.05 = 49,373,670.70 : x
  2. Step 2: Convert to fraction form
    126,076,134.70/189,114,202.05 = 49,373,670.70/x
  3. Step 3: Cross multiply
    126,076,134.70x = 189,114,202.05 × 49,373,670.70
  4. Step 4: Simplify right side
    126,076,134.70x = 9,337,262,336,709,966
  5. Step 5: Solve for x
    x = 9,337,262,336,709,966/126,076,134.70
  6. Step 6: Final answer
    x = 74,060,506.05

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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.