Home / 104,940,580.84-157,088,019.90-68,470,441.96

Finding the Fourth Proportional to 104,940,580.84, 157,088,019.90 and 68,470,441.96

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Solution

The fourth proportional to 104,940,580.84, 157,088,019.90 and 68,470,441.96 is: 102,495,012.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,940,580.84 : 157,088,019.90 = 68,470,441.96 : x
  2. Step 2: Convert to fraction form
    104,940,580.84/157,088,019.90 = 68,470,441.96/x
  3. Step 3: Cross multiply
    104,940,580.84x = 157,088,019.90 × 68,470,441.96
  4. Step 4: Simplify right side
    104,940,580.84x = 10,755,886,149,174,274
  5. Step 5: Solve for x
    x = 10,755,886,149,174,274/104,940,580.84
  6. Step 6: Final answer
    x = 102,495,012.54

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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.