Home / 118,556,411.50-177,650,967.57-82,235,415.34

Finding the Fourth Proportional to 118,556,411.50, 177,650,967.57 and 82,235,415.34

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Solution

The fourth proportional to 118,556,411.50, 177,650,967.57 and 82,235,415.34 is: 123,225,736.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,556,411.50 : 177,650,967.57 = 82,235,415.34 : x
  2. Step 2: Convert to fraction form
    118,556,411.50/177,650,967.57 = 82,235,415.34/x
  3. Step 3: Cross multiply
    118,556,411.50x = 177,650,967.57 × 82,235,415.34
  4. Step 4: Simplify right side
    118,556,411.50x = 14,609,201,103,671,820
  5. Step 5: Solve for x
    x = 14,609,201,103,671,820/118,556,411.50
  6. Step 6: Final answer
    x = 123,225,736.33

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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.