Home / 262,980,603.40-394,470,905.10-119,373,435.40

Finding the Fourth Proportional to 262,980,603.40, 394,470,905.10 and 119,373,435.40

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Solution

The fourth proportional to 262,980,603.40, 394,470,905.10 and 119,373,435.40 is: 179,060,153.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,980,603.40 : 394,470,905.10 = 119,373,435.40 : x
  2. Step 2: Convert to fraction form
    262,980,603.40/394,470,905.10 = 119,373,435.40/x
  3. Step 3: Cross multiply
    262,980,603.40x = 394,470,905.10 × 119,373,435.40
  4. Step 4: Simplify right side
    262,980,603.40x = 47,089,347,107,134,384
  5. Step 5: Solve for x
    x = 47,089,347,107,134,384/262,980,603.40
  6. Step 6: Final answer
    x = 179,060,153.10

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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.