Home / 118,562,560.90-163,612,819.93-65,641,627.14

Finding the Fourth Proportional to 118,562,560.90, 163,612,819.93 and 65,641,627.14

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Solution

The fourth proportional to 118,562,560.90, 163,612,819.93 and 65,641,627.14 is: 90,583,499.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,562,560.90 : 163,612,819.93 = 65,641,627.14 : x
  2. Step 2: Convert to fraction form
    118,562,560.90/163,612,819.93 = 65,641,627.14/x
  3. Step 3: Cross multiply
    118,562,560.90x = 163,612,819.93 × 65,641,627.14
  4. Step 4: Simplify right side
    118,562,560.90x = 10,739,811,721,169,022
  5. Step 5: Solve for x
    x = 10,739,811,721,169,022/118,562,560.90
  6. Step 6: Final answer
    x = 90,583,499.88

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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.