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Finding the Third Proportional to 5,323,798,995 and 8,276,021,608.50

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Solution

The third proportional to 5,323,798,995 and 8,276,021,608.50 is: 12,865,349,298.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323,798,995 : 8,276,021,608.50 = 8,276,021,608.50 : x
  2. Step 2: Convert to fraction form
    5,323,798,995/8,276,021,608.50 = 8,276,021,608.50/x
  3. Step 3: Cross multiply
    5,323,798,995x = 8,276,021,608.50 × 8,276,021,608.50
  4. Step 4: Simplify right side
    5,323,798,995x = 68,492,533,664,358,924,288
  5. Step 5: Solve for x
    x = 68,492,533,664,358,924,288/5,323,798,995
  6. Step 6: Final answer
    x = 12,865,349,298.25

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.