Home / 330,944,157.88-456,688,199.70-189,714,130.90

Finding the Fourth Proportional to 330,944,157.88, 456,688,199.70 and 189,714,130.90

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Solution

The fourth proportional to 330,944,157.88, 456,688,199.70 and 189,714,130.90 is: 261,797,051.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,944,157.88 : 456,688,199.70 = 189,714,130.90 : x
  2. Step 2: Convert to fraction form
    330,944,157.88/456,688,199.70 = 189,714,130.90/x
  3. Step 3: Cross multiply
    330,944,157.88x = 456,688,199.70 × 189,714,130.90
  4. Step 4: Simplify right side
    330,944,157.88x = 86,640,204,898,371,136
  5. Step 5: Solve for x
    x = 86,640,204,898,371,136/330,944,157.88
  6. Step 6: Final answer
    x = 261,797,051.97

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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.