Home / 457,706,579.80-686,029,028.10-184,898,234.20

Finding the Fourth Proportional to 457,706,579.80, 686,029,028.10 and 184,898,234.20

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Solution

The fourth proportional to 457,706,579.80, 686,029,028.10 and 184,898,234.20 is: 277,132,908.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,706,579.80 : 686,029,028.10 = 184,898,234.20 : x
  2. Step 2: Convert to fraction form
    457,706,579.80/686,029,028.10 = 184,898,234.20/x
  3. Step 3: Cross multiply
    457,706,579.80x = 686,029,028.10 × 184,898,234.20
  4. Step 4: Simplify right side
    457,706,579.80x = 126,845,555,905,632,176
  5. Step 5: Solve for x
    x = 126,845,555,905,632,176/457,706,579.80
  6. Step 6: Final answer
    x = 277,132,908.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.