Home / 193,935,768.85-267,637,012.90-105,835,441.19

Finding the Fourth Proportional to 193,935,768.85, 267,637,012.90 and 105,835,441.19

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Solution

The fourth proportional to 193,935,768.85, 267,637,012.90 and 105,835,441.19 is: 146,055,993.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,935,768.85 : 267,637,012.90 = 105,835,441.19 : x
  2. Step 2: Convert to fraction form
    193,935,768.85/267,637,012.90 = 105,835,441.19/x
  3. Step 3: Cross multiply
    193,935,768.85x = 267,637,012.90 × 105,835,441.19
  4. Step 4: Simplify right side
    193,935,768.85x = 28,325,481,338,038,300
  5. Step 5: Solve for x
    x = 28,325,481,338,038,300/193,935,768.85
  6. Step 6: Final answer
    x = 146,055,993.21

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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.