Home / 351,759,057.03-527,100,520.35-188,020,116.63

Finding the Fourth Proportional to 351,759,057.03, 527,100,520.35 and 188,020,116.63

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Solution

The fourth proportional to 351,759,057.03, 527,100,520.35 and 188,020,116.63 is: 281,742,571.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,759,057.03 : 527,100,520.35 = 188,020,116.63 : x
  2. Step 2: Convert to fraction form
    351,759,057.03/527,100,520.35 = 188,020,116.63/x
  3. Step 3: Cross multiply
    351,759,057.03x = 527,100,520.35 × 188,020,116.63
  4. Step 4: Simplify right side
    351,759,057.03x = 99,105,501,311,940,688
  5. Step 5: Solve for x
    x = 99,105,501,311,940,688/351,759,057.03
  6. Step 6: Final answer
    x = 281,742,571.60

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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.