Home / 205,769,659.28-283,962,440.87-111,683,840.01

Finding the Fourth Proportional to 205,769,659.28, 283,962,440.87 and 111,683,840.01

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Solution

The fourth proportional to 205,769,659.28, 283,962,440.87 and 111,683,840.01 is: 154,123,868.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,769,659.28 : 283,962,440.87 = 111,683,840.01 : x
  2. Step 2: Convert to fraction form
    205,769,659.28/283,962,440.87 = 111,683,840.01/x
  3. Step 3: Cross multiply
    205,769,659.28x = 283,962,440.87 × 111,683,840.01
  4. Step 4: Simplify right side
    205,769,659.28x = 31,714,015,814,415,748
  5. Step 5: Solve for x
    x = 31,714,015,814,415,748/205,769,659.28
  6. Step 6: Final answer
    x = 154,123,868.05

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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.