Home / 210,706,835.88-317,639,544.57-196,661,047.08

Finding the Fourth Proportional to 210,706,835.88, 317,639,544.57 and 196,661,047.08

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Solution

The fourth proportional to 210,706,835.88, 317,639,544.57 and 196,661,047.08 is: 296,465,585.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,706,835.88 : 317,639,544.57 = 196,661,047.08 : x
  2. Step 2: Convert to fraction form
    210,706,835.88/317,639,544.57 = 196,661,047.08/x
  3. Step 3: Cross multiply
    210,706,835.88x = 317,639,544.57 × 196,661,047.08
  4. Step 4: Simplify right side
    210,706,835.88x = 62,467,325,429,150,528
  5. Step 5: Solve for x
    x = 62,467,325,429,150,528/210,706,835.88
  6. Step 6: Final answer
    x = 296,465,585.32

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.