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Finding the Third Proportional to 9,238,525,557 and 18,966,812,267.63

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Solution

The third proportional to 9,238,525,557 and 18,966,812,267.63 is: 38,939,110,508.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,238,525,557 : 18,966,812,267.63 = 18,966,812,267.63 : x
  2. Step 2: Convert to fraction form
    9,238,525,557/18,966,812,267.63 = 18,966,812,267.63/x
  3. Step 3: Cross multiply
    9,238,525,557x = 18,966,812,267.63 × 18,966,812,267.63
  4. Step 4: Simplify right side
    9,238,525,557x = 359,739,967,595,330,207,744
  5. Step 5: Solve for x
    x = 359,739,967,595,330,207,744/9,238,525,557
  6. Step 6: Final answer
    x = 38,939,110,508.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.