Home / 1,375,258,259.40-2,058,352,425.90-967,111,571.40

Finding the Fourth Proportional to 1,375,258,259.40, 2,058,352,425.90 and 967,111,571.40

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Solution

The fourth proportional to 1,375,258,259.40, 2,058,352,425.90 and 967,111,571.40 is: 1,447,478,272.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,258,259.40 : 2,058,352,425.90 = 967,111,571.40 : x
  2. Step 2: Convert to fraction form
    1,375,258,259.40/2,058,352,425.90 = 967,111,571.40/x
  3. Step 3: Cross multiply
    1,375,258,259.40x = 2,058,352,425.90 × 967,111,571.40
  4. Step 4: Simplify right side
    1,375,258,259.40x = 1,990,656,449,107,151,104
  5. Step 5: Solve for x
    x = 1,990,656,449,107,151,104/1,375,258,259.40
  6. Step 6: Final answer
    x = 1,447,478,272.17

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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.