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Finding the Third Proportional to 983,180,388 and 2,106,598,920

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Solution

The third proportional to 983,180,388 and 2,106,598,920 is: 4,513,677,310.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,180,388 : 2,106,598,920 = 2,106,598,920 : x
  2. Step 2: Convert to fraction form
    983,180,388/2,106,598,920 = 2,106,598,920/x
  3. Step 3: Cross multiply
    983,180,388x = 2,106,598,920 × 2,106,598,920
  4. Step 4: Simplify right side
    983,180,388x = 4,437,759,009,745,166,336
  5. Step 5: Solve for x
    x = 4,437,759,009,745,166,336/983,180,388
  6. Step 6: Final answer
    x = 4,513,677,310.81

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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.