Home / 194,623,628.01-268,581,318.47-105,315,572.97

Finding the Fourth Proportional to 194,623,628.01, 268,581,318.47 and 105,315,572.97

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Solution

The fourth proportional to 194,623,628.01, 268,581,318.47 and 105,315,572.97 is: 145,335,875.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,623,628.01 : 268,581,318.47 = 105,315,572.97 : x
  2. Step 2: Convert to fraction form
    194,623,628.01/268,581,318.47 = 105,315,572.97/x
  3. Step 3: Cross multiply
    194,623,628.01x = 268,581,318.47 × 105,315,572.97
  4. Step 4: Simplify right side
    194,623,628.01x = 28,285,795,443,179,512
  5. Step 5: Solve for x
    x = 28,285,795,443,179,512/194,623,628.01
  6. Step 6: Final answer
    x = 145,335,875.88

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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.