Home / 301,572,810.68-451,940,706.16-137,409,373.58

Finding the Fourth Proportional to 301,572,810.68, 451,940,706.16 and 137,409,373.58

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Solution

The fourth proportional to 301,572,810.68, 451,940,706.16 and 137,409,373.58 is: 205,923,369.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,572,810.68 : 451,940,706.16 = 137,409,373.58 : x
  2. Step 2: Convert to fraction form
    301,572,810.68/451,940,706.16 = 137,409,373.58/x
  3. Step 3: Cross multiply
    301,572,810.68x = 451,940,706.16 × 137,409,373.58
  4. Step 4: Simplify right side
    301,572,810.68x = 62,100,889,326,145,216
  5. Step 5: Solve for x
    x = 62,100,889,326,145,216/301,572,810.68
  6. Step 6: Final answer
    x = 205,923,369.51

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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.