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Finding the Third Proportional to 58,169,154 and 90,193,276

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Solution

The third proportional to 58,169,154 and 90,193,276 is: 139,847,779.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,169,154 : 90,193,276 = 90,193,276 : x
  2. Step 2: Convert to fraction form
    58,169,154/90,193,276 = 90,193,276/x
  3. Step 3: Cross multiply
    58,169,154x = 90,193,276 × 90,193,276
  4. Step 4: Simplify right side
    58,169,154x = 8,134,827,035,612,176
  5. Step 5: Solve for x
    x = 8,134,827,035,612,176/58,169,154
  6. Step 6: Final answer
    x = 139,847,779.73

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.