Home / 19,351,863,183.40-29,033,169,546.30-8,315,666,319.40

Finding the Fourth Proportional to 19,351,863,183.40, 29,033,169,546.30 and 8,315,666,319.40

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Solution

The fourth proportional to 19,351,863,183.40, 29,033,169,546.30 and 8,315,666,319.40 is: 12,475,809,065.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,351,863,183.40 : 29,033,169,546.30 = 8,315,666,319.40 : x
  2. Step 2: Convert to fraction form
    19,351,863,183.40/29,033,169,546.30 = 8,315,666,319.40/x
  3. Step 3: Cross multiply
    19,351,863,183.40x = 29,033,169,546.30 × 8,315,666,319.40
  4. Step 4: Simplify right side
    19,351,863,183.40x = 241,430,150,141,596,663,808
  5. Step 5: Solve for x
    x = 241,430,150,141,596,663,808/19,351,863,183.40
  6. Step 6: Final answer
    x = 12,475,809,065.70

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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.