Home / 137,407,812.80-206,111,586.72-35,171,687.36

Finding the Fourth Proportional to 137,407,812.80, 206,111,586.72 and 35,171,687.36

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Solution

The fourth proportional to 137,407,812.80, 206,111,586.72 and 35,171,687.36 is: 52,757,497.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,407,812.80 : 206,111,586.72 = 35,171,687.36 : x
  2. Step 2: Convert to fraction form
    137,407,812.80/206,111,586.72 = 35,171,687.36/x
  3. Step 3: Cross multiply
    137,407,812.80x = 206,111,586.72 × 35,171,687.36
  4. Step 4: Simplify right side
    137,407,812.80x = 7,249,292,289,389,368
  5. Step 5: Solve for x
    x = 7,249,292,289,389,368/137,407,812.80
  6. Step 6: Final answer
    x = 52,757,497.13

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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.