Home / 207,347,782.23-311,039,533.86-53,994,117.51

Finding the Fourth Proportional to 207,347,782.23, 311,039,533.86 and 53,994,117.51

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Solution

The fourth proportional to 207,347,782.23, 311,039,533.86 and 53,994,117.51 is: 80,995,827.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,347,782.23 : 311,039,533.86 = 53,994,117.51 : x
  2. Step 2: Convert to fraction form
    207,347,782.23/311,039,533.86 = 53,994,117.51/x
  3. Step 3: Cross multiply
    207,347,782.23x = 311,039,533.86 × 53,994,117.51
  4. Step 4: Simplify right side
    207,347,782.23x = 16,794,305,141,492,464
  5. Step 5: Solve for x
    x = 16,794,305,141,492,464/207,347,782.23
  6. Step 6: Final answer
    x = 80,995,827.21

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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.