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Finding the Third Proportional to 889,358,724 and 1,931,815,512

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Solution

The third proportional to 889,358,724 and 1,931,815,512 is: 4,196,182,116.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,358,724 : 1,931,815,512 = 1,931,815,512 : x
  2. Step 2: Convert to fraction form
    889,358,724/1,931,815,512 = 1,931,815,512/x
  3. Step 3: Cross multiply
    889,358,724x = 1,931,815,512 × 1,931,815,512
  4. Step 4: Simplify right side
    889,358,724x = 3,731,911,172,403,822,080
  5. Step 5: Solve for x
    x = 3,731,911,172,403,822,080/889,358,724
  6. Step 6: Final answer
    x = 4,196,182,116.05

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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.