Home / 210,472,310.47-290,453,667.80-116,392,823.37

Finding the Fourth Proportional to 210,472,310.47, 290,453,667.80 and 116,392,823.37

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Solution

The fourth proportional to 210,472,310.47, 290,453,667.80 and 116,392,823.37 is: 160,623,135.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,472,310.47 : 290,453,667.80 = 116,392,823.37 : x
  2. Step 2: Convert to fraction form
    210,472,310.47/290,453,667.80 = 116,392,823.37/x
  3. Step 3: Cross multiply
    210,472,310.47x = 290,453,667.80 × 116,392,823.37
  4. Step 4: Simplify right side
    210,472,310.47x = 33,806,722,453,486,224
  5. Step 5: Solve for x
    x = 33,806,722,453,486,224/210,472,310.47
  6. Step 6: Final answer
    x = 160,623,135.55

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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.