Home / 205,105,405.46-283,045,424.36-111,019,533.75

Finding the Fourth Proportional to 205,105,405.46, 283,045,424.36 and 111,019,533.75

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Solution

The fourth proportional to 205,105,405.46, 283,045,424.36 and 111,019,533.75 is: 153,206,937.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,105,405.46 : 283,045,424.36 = 111,019,533.75 : x
  2. Step 2: Convert to fraction form
    205,105,405.46/283,045,424.36 = 111,019,533.75/x
  3. Step 3: Cross multiply
    205,105,405.46x = 283,045,424.36 × 111,019,533.75
  4. Step 4: Simplify right side
    205,105,405.46x = 31,423,571,041,962,996
  5. Step 5: Solve for x
    x = 31,423,571,041,962,996/205,105,405.46
  6. Step 6: Final answer
    x = 153,206,937.54

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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.