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Finding the Third Proportional to 163,643,555 and 363,607,766.50

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Solution

The third proportional to 163,643,555 and 363,607,766.50 is: 807,918,208.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,643,555 : 363,607,766.50 = 363,607,766.50 : x
  2. Step 2: Convert to fraction form
    163,643,555/363,607,766.50 = 363,607,766.50/x
  3. Step 3: Cross multiply
    163,643,555x = 363,607,766.50 × 363,607,766.50
  4. Step 4: Simplify right side
    163,643,555x = 132,210,607,859,118,528
  5. Step 5: Solve for x
    x = 132,210,607,859,118,528/163,643,555
  6. Step 6: Final answer
    x = 807,918,208.93

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.