Home / 1,013,141,883.20-1,398,150,077.65-583,741,855.67

Finding the Fourth Proportional to 1,013,141,883.20, 1,398,150,077.65 and 583,741,855.67

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Solution

The fourth proportional to 1,013,141,883.20, 1,398,150,077.65 and 583,741,855.67 is: 805,571,987.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,141,883.20 : 1,398,150,077.65 = 583,741,855.67 : x
  2. Step 2: Convert to fraction form
    1,013,141,883.20/1,398,150,077.65 = 583,741,855.67/x
  3. Step 3: Cross multiply
    1,013,141,883.20x = 1,398,150,077.65 × 583,741,855.67
  4. Step 4: Simplify right side
    1,013,141,883.20x = 816,158,720,824,115,456
  5. Step 5: Solve for x
    x = 816,158,720,824,115,456/1,013,141,883.20
  6. Step 6: Final answer
    x = 805,571,987.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.