Home / 867,150,950.60-1,300,296,024.30-314,431,315.40

Finding the Fourth Proportional to 867,150,950.60, 1,300,296,024.30 and 314,431,315.40

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Solution

The fourth proportional to 867,150,950.60, 1,300,296,024.30 and 314,431,315.40 is: 471,490,908.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,150,950.60 : 1,300,296,024.30 = 314,431,315.40 : x
  2. Step 2: Convert to fraction form
    867,150,950.60/1,300,296,024.30 = 314,431,315.40/x
  3. Step 3: Cross multiply
    867,150,950.60x = 1,300,296,024.30 × 314,431,315.40
  4. Step 4: Simplify right side
    867,150,950.60x = 408,853,789,330,039,296
  5. Step 5: Solve for x
    x = 408,853,789,330,039,296/867,150,950.60
  6. Step 6: Final answer
    x = 471,490,908.30

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