Home / 544,300,000.40-816,450,000.60-199,138,912.40

Finding the Fourth Proportional to 544,300,000.40, 816,450,000.60 and 199,138,912.40

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Solution

The fourth proportional to 544,300,000.40, 816,450,000.60 and 199,138,912.40 is: 298,708,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,300,000.40 : 816,450,000.60 = 199,138,912.40 : x
  2. Step 2: Convert to fraction form
    544,300,000.40/816,450,000.60 = 199,138,912.40/x
  3. Step 3: Cross multiply
    544,300,000.40x = 816,450,000.60 × 199,138,912.40
  4. Step 4: Simplify right side
    544,300,000.40x = 162,586,965,148,463,360
  5. Step 5: Solve for x
    x = 162,586,965,148,463,360/544,300,000.40
  6. Step 6: Final answer
    x = 298,708,368.60

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1.5x scale

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.