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Finding the Third Proportional to 12,842,071,308 and 28,209,550,248

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Solution

The third proportional to 12,842,071,308 and 28,209,550,248 is: 61,966,539,984.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,842,071,308 : 28,209,550,248 = 28,209,550,248 : x
  2. Step 2: Convert to fraction form
    12,842,071,308/28,209,550,248 = 28,209,550,248/x
  3. Step 3: Cross multiply
    12,842,071,308x = 28,209,550,248 × 28,209,550,248
  4. Step 4: Simplify right side
    12,842,071,308x = 795,778,725,194,436,837,376
  5. Step 5: Solve for x
    x = 795,778,725,194,436,837,376/12,842,071,308
  6. Step 6: Final answer
    x = 61,966,539,984.77

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.