Home / 8,990,502,386.70-13,485,753,580.05-3,819,972,492.30

Finding the Fourth Proportional to 8,990,502,386.70, 13,485,753,580.05 and 3,819,972,492.30

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Solution

The fourth proportional to 8,990,502,386.70, 13,485,753,580.05 and 3,819,972,492.30 is: 5,729,958,738.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,990,502,386.70 : 13,485,753,580.05 = 3,819,972,492.30 : x
  2. Step 2: Convert to fraction form
    8,990,502,386.70/13,485,753,580.05 = 3,819,972,492.30/x
  3. Step 3: Cross multiply
    8,990,502,386.70x = 13,485,753,580.05 × 3,819,972,492.30
  4. Step 4: Simplify right side
    8,990,502,386.70x = 51,515,207,713,727,242,240
  5. Step 5: Solve for x
    x = 51,515,207,713,727,242,240/8,990,502,386.70
  6. Step 6: Final answer
    x = 5,729,958,738.45

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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.