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Finding the Third Proportional to 660,977,352 and 999,967,080

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Solution

The third proportional to 660,977,352 and 999,967,080 is: 1,512,811,532.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,977,352 : 999,967,080 = 999,967,080 : x
  2. Step 2: Convert to fraction form
    660,977,352/999,967,080 = 999,967,080/x
  3. Step 3: Cross multiply
    660,977,352x = 999,967,080 × 999,967,080
  4. Step 4: Simplify right side
    660,977,352x = 999,934,161,083,726,336
  5. Step 5: Solve for x
    x = 999,934,161,083,726,336/660,977,352
  6. Step 6: Final answer
    x = 1,512,811,532.89

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.