Home / 238,638,330,440.85-329,751,674,108.25-169,930,459,079.84

Finding the Fourth Proportional to 238,638,330,440.85, 329,751,674,108.25 and 169,930,459,079.84

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Solution

The fourth proportional to 238,638,330,440.85, 329,751,674,108.25 and 169,930,459,079.84 is: 234,810,783,582.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,638,330,440.85 : 329,751,674,108.25 = 169,930,459,079.84 : x
  2. Step 2: Convert to fraction form
    238,638,330,440.85/329,751,674,108.25 = 169,930,459,079.84/x
  3. Step 3: Cross multiply
    238,638,330,440.85x = 329,751,674,108.25 × 169,930,459,079.84
  4. Step 4: Simplify right side
    238,638,330,440.85x = 56,034,853,363,560,707,260,416
  5. Step 5: Solve for x
    x = 56,034,853,363,560,707,260,416/238,638,330,440.85
  6. Step 6: Final answer
    x = 234,810,783,582.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.