Home / 330,618,686.28-456,257,984.22-181,956,923.88

Finding the Fourth Proportional to 330,618,686.28, 456,257,984.22 and 181,956,923.88

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Solution

The fourth proportional to 330,618,686.28, 456,257,984.22 and 181,956,923.88 is: 251,102,864.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,618,686.28 : 456,257,984.22 = 181,956,923.88 : x
  2. Step 2: Convert to fraction form
    330,618,686.28/456,257,984.22 = 181,956,923.88/x
  3. Step 3: Cross multiply
    330,618,686.28x = 456,257,984.22 × 181,956,923.88
  4. Step 4: Simplify right side
    330,618,686.28x = 83,019,299,304,360,784
  5. Step 5: Solve for x
    x = 83,019,299,304,360,784/330,618,686.28
  6. Step 6: Final answer
    x = 251,102,864.87

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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.