Home / 139,555,708.22-209,333,548.46-37,317,088.58

Finding the Fourth Proportional to 139,555,708.22, 209,333,548.46 and 37,317,088.58

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Solution

The fourth proportional to 139,555,708.22, 209,333,548.46 and 37,317,088.58 is: 55,975,629.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,555,708.22 : 209,333,548.46 = 37,317,088.58 : x
  2. Step 2: Convert to fraction form
    139,555,708.22/209,333,548.46 = 37,317,088.58/x
  3. Step 3: Cross multiply
    139,555,708.22x = 209,333,548.46 × 37,317,088.58
  4. Step 4: Simplify right side
    139,555,708.22x = 7,811,718,569,694,168
  5. Step 5: Solve for x
    x = 7,811,718,569,694,168/139,555,708.22
  6. Step 6: Final answer
    x = 55,975,629.16

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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.