Home / 15,669,764,746,559-21,624,340,665,627-8,638,208,421,554.40

Finding the Fourth Proportional to 15,669,764,746,559, 21,624,340,665,627 and 8,638,208,421,554.40

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Solution

The fourth proportional to 15,669,764,746,559, 21,624,340,665,627 and 8,638,208,421,554.40 is: 11,920,763,627,890.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,669,764,746,559 : 21,624,340,665,627 = 8,638,208,421,554.40 : x
  2. Step 2: Convert to fraction form
    15,669,764,746,559/21,624,340,665,627 = 8,638,208,421,554.40/x
  3. Step 3: Cross multiply
    15,669,764,746,559x = 21,624,340,665,627 × 8,638,208,421,554.40
  4. Step 4: Simplify right side
    15,669,764,746,559x = 186,795,561,648,380,447,171,805,184
  5. Step 5: Solve for x
    x = 186,795,561,648,380,447,171,805,184/15,669,764,746,559
  6. Step 6: Final answer
    x = 11,920,763,627,890.44

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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.