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Finding the Third Proportional to 1,656,868,431 and 2,572,604,104.50

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Solution

The third proportional to 1,656,868,431 and 2,572,604,104.50 is: 3,994,458,313.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,868,431 : 2,572,604,104.50 = 2,572,604,104.50 : x
  2. Step 2: Convert to fraction form
    1,656,868,431/2,572,604,104.50 = 2,572,604,104.50/x
  3. Step 3: Cross multiply
    1,656,868,431x = 2,572,604,104.50 × 2,572,604,104.50
  4. Step 4: Simplify right side
    1,656,868,431x = 6,618,291,878,490,247,168
  5. Step 5: Solve for x
    x = 6,618,291,878,490,247,168/1,656,868,431
  6. Step 6: Final answer
    x = 3,994,458,313.44

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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.