Home / 1,084,197,899.57-1,496,080,471.82-638,134,660.67

Finding the Fourth Proportional to 1,084,197,899.57, 1,496,080,471.82 and 638,134,660.67

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Solution

The fourth proportional to 1,084,197,899.57, 1,496,080,471.82 and 638,134,660.67 is: 880,559,540.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,197,899.57 : 1,496,080,471.82 = 638,134,660.67 : x
  2. Step 2: Convert to fraction form
    1,084,197,899.57/1,496,080,471.82 = 638,134,660.67/x
  3. Step 3: Cross multiply
    1,084,197,899.57x = 1,496,080,471.82 × 638,134,660.67
  4. Step 4: Simplify right side
    1,084,197,899.57x = 954,700,804,209,198,080
  5. Step 5: Solve for x
    x = 954,700,804,209,198,080/1,084,197,899.57
  6. Step 6: Final answer
    x = 880,559,540.46

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Double scale
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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.