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Finding the Third Proportional to 857,174,964 and 1,860,476,520

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Solution

The third proportional to 857,174,964 and 1,860,476,520 is: 4,038,117,101.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,174,964 : 1,860,476,520 = 1,860,476,520 : x
  2. Step 2: Convert to fraction form
    857,174,964/1,860,476,520 = 1,860,476,520/x
  3. Step 3: Cross multiply
    857,174,964x = 1,860,476,520 × 1,860,476,520
  4. Step 4: Simplify right side
    857,174,964x = 3,461,372,881,471,310,336
  5. Step 5: Solve for x
    x = 3,461,372,881,471,310,336/857,174,964
  6. Step 6: Final answer
    x = 4,038,117,101.93

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.