Home / 371,054,743.92-556,650,538.56-122,074,012.80

Finding the Fourth Proportional to 371,054,743.92, 556,650,538.56 and 122,074,012.80

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Solution

The fourth proportional to 371,054,743.92, 556,650,538.56 and 122,074,012.80 is: 183,133,529.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,054,743.92 : 556,650,538.56 = 122,074,012.80 : x
  2. Step 2: Convert to fraction form
    371,054,743.92/556,650,538.56 = 122,074,012.80/x
  3. Step 3: Cross multiply
    371,054,743.92x = 556,650,538.56 × 122,074,012.80
  4. Step 4: Simplify right side
    371,054,743.92x = 67,952,564,969,300,328
  5. Step 5: Solve for x
    x = 67,952,564,969,300,328/371,054,743.92
  6. Step 6: Final answer
    x = 183,133,529.71

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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.