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Finding the Third Proportional to 4,143,158,964 and 8,875,816,488

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Solution

The third proportional to 4,143,158,964 and 8,875,816,488 is: 19,014,505,360.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143,158,964 : 8,875,816,488 = 8,875,816,488 : x
  2. Step 2: Convert to fraction form
    4,143,158,964/8,875,816,488 = 8,875,816,488/x
  3. Step 3: Cross multiply
    4,143,158,964x = 8,875,816,488 × 8,875,816,488
  4. Step 4: Simplify right side
    4,143,158,964x = 78,780,118,328,652,660,736
  5. Step 5: Solve for x
    x = 78,780,118,328,652,660,736/4,143,158,964
  6. Step 6: Final answer
    x = 19,014,505,360.08

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.