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Finding the Third Proportional to 158,884,456 and 342,115,538

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Solution

The third proportional to 158,884,456 and 342,115,538 is: 736,655,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,884,456 : 342,115,538 = 342,115,538 : x
  2. Step 2: Convert to fraction form
    158,884,456/342,115,538 = 342,115,538/x
  3. Step 3: Cross multiply
    158,884,456x = 342,115,538 × 342,115,538
  4. Step 4: Simplify right side
    158,884,456x = 117,043,041,341,029,440
  5. Step 5: Solve for x
    x = 117,043,041,341,029,440/158,884,456
  6. Step 6: Final answer
    x = 736,655,078.08

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.