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Finding the Fourth Proportional to 362,990,846.70, 544,698,846.45 and 132,983,181.90

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Solution

The fourth proportional to 362,990,846.70, 544,698,846.45 and 132,983,181.90 is: 199,552,651.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,990,846.70 : 544,698,846.45 = 132,983,181.90 : x
  2. Step 2: Convert to fraction form
    362,990,846.70/544,698,846.45 = 132,983,181.90/x
  3. Step 3: Cross multiply
    362,990,846.70x = 544,698,846.45 × 132,983,181.90
  4. Step 4: Simplify right side
    362,990,846.70x = 72,435,785,778,180,528
  5. Step 5: Solve for x
    x = 72,435,785,778,180,528/362,990,846.70
  6. Step 6: Final answer
    x = 199,552,651.08

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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.