Home / 1,347,983,247.20-2,021,974,870.80-883,078,660.40

Finding the Fourth Proportional to 1,347,983,247.20, 2,021,974,870.80 and 883,078,660.40

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Solution

The fourth proportional to 1,347,983,247.20, 2,021,974,870.80 and 883,078,660.40 is: 1,324,617,990.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,983,247.20 : 2,021,974,870.80 = 883,078,660.40 : x
  2. Step 2: Convert to fraction form
    1,347,983,247.20/2,021,974,870.80 = 883,078,660.40/x
  3. Step 3: Cross multiply
    1,347,983,247.20x = 2,021,974,870.80 × 883,078,660.40
  4. Step 4: Simplify right side
    1,347,983,247.20x = 1,785,562,860,268,527,104
  5. Step 5: Solve for x
    x = 1,785,562,860,268,527,104/1,347,983,247.20
  6. Step 6: Final answer
    x = 1,324,617,990.60

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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.