Home / 105,673,546.17-158,430,376.58-69,291,095.85

Finding the Fourth Proportional to 105,673,546.17, 158,430,376.58 and 69,291,095.85

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Solution

The fourth proportional to 105,673,546.17, 158,430,376.58 and 69,291,095.85 is: 103,884,224.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,673,546.17 : 158,430,376.58 = 69,291,095.85 : x
  2. Step 2: Convert to fraction form
    105,673,546.17/158,430,376.58 = 69,291,095.85/x
  3. Step 3: Cross multiply
    105,673,546.17x = 158,430,376.58 × 69,291,095.85
  4. Step 4: Simplify right side
    105,673,546.17x = 10,977,814,408,809,918
  5. Step 5: Solve for x
    x = 10,977,814,408,809,918/105,673,546.17
  6. Step 6: Final answer
    x = 103,884,224.64

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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.