Home / 15,669,764,746,558-21,624,340,665,626-8,638,208,421,553.40

Finding the Fourth Proportional to 15,669,764,746,558, 21,624,340,665,626 and 8,638,208,421,553.40

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Solution

The fourth proportional to 15,669,764,746,558, 21,624,340,665,626 and 8,638,208,421,553.40 is: 11,920,763,627,889.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,669,764,746,558 : 21,624,340,665,626 = 8,638,208,421,553.40 : x
  2. Step 2: Convert to fraction form
    15,669,764,746,558/21,624,340,665,626 = 8,638,208,421,553.40/x
  3. Step 3: Cross multiply
    15,669,764,746,558x = 21,624,340,665,626 × 8,638,208,421,553.40
  4. Step 4: Simplify right side
    15,669,764,746,558x = 186,795,561,648,350,176,242,302,976
  5. Step 5: Solve for x
    x = 186,795,561,648,350,176,242,302,976/15,669,764,746,558
  6. Step 6: Final answer
    x = 11,920,763,627,889.27

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Double scale
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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.