Home / 172,523,008,154.21-258,812,319,958.20-53,140,277,164.00

Finding the Fourth Proportional to 172,523,008,154.21, 258,812,319,958.20 and 53,140,277,164.00

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Solution

The fourth proportional to 172,523,008,154.21, 258,812,319,958.20 and 53,140,277,164.00 is: 79,718,981,040.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,523,008,154.21 : 258,812,319,958.20 = 53,140,277,164.00 : x
  2. Step 2: Convert to fraction form
    172,523,008,154.21/258,812,319,958.20 = 53,140,277,164.00/x
  3. Step 3: Cross multiply
    172,523,008,154.21x = 258,812,319,958.20 × 53,140,277,164.00
  4. Step 4: Simplify right side
    172,523,008,154.21x = 13,753,358,416,035,562,127,360
  5. Step 5: Solve for x
    x = 13,753,358,416,035,562,127,360/172,523,008,154.21
  6. Step 6: Final answer
    x = 79,718,981,040.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.