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Finding the Third Proportional to 2,421,252,007 and 5,213,849,630

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Solution

The third proportional to 2,421,252,007 and 5,213,849,630 is: 11,227,343,492.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,252,007 : 5,213,849,630 = 5,213,849,630 : x
  2. Step 2: Convert to fraction form
    2,421,252,007/5,213,849,630 = 5,213,849,630/x
  3. Step 3: Cross multiply
    2,421,252,007x = 5,213,849,630 × 5,213,849,630
  4. Step 4: Simplify right side
    2,421,252,007x = 27,184,227,964,251,136,000
  5. Step 5: Solve for x
    x = 27,184,227,964,251,136,000/2,421,252,007
  6. Step 6: Final answer
    x = 11,227,343,492.40

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.