Home / 394,533,998.28-544,533,928.02-237,926,602.44

Finding the Fourth Proportional to 394,533,998.28, 544,533,928.02 and 237,926,602.44

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Solution

The fourth proportional to 394,533,998.28, 544,533,928.02 and 237,926,602.44 is: 328,385,153.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,533,998.28 : 544,533,928.02 = 237,926,602.44 : x
  2. Step 2: Convert to fraction form
    394,533,998.28/544,533,928.02 = 237,926,602.44/x
  3. Step 3: Cross multiply
    394,533,998.28x = 544,533,928.02 × 237,926,602.44
  4. Step 4: Simplify right side
    394,533,998.28x = 129,559,107,407,106,112
  5. Step 5: Solve for x
    x = 129,559,107,407,106,112/394,533,998.28
  6. Step 6: Final answer
    x = 328,385,153.05

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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.