Home / 216,295,214.40-298,486,169.37-117,177,900.39

Finding the Fourth Proportional to 216,295,214.40, 298,486,169.37 and 117,177,900.39

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Solution

The fourth proportional to 216,295,214.40, 298,486,169.37 and 117,177,900.39 is: 161,704,838.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,295,214.40 : 298,486,169.37 = 117,177,900.39 : x
  2. Step 2: Convert to fraction form
    216,295,214.40/298,486,169.37 = 117,177,900.39/x
  3. Step 3: Cross multiply
    216,295,214.40x = 298,486,169.37 × 117,177,900.39
  4. Step 4: Simplify right side
    216,295,214.40x = 34,975,982,622,230,528
  5. Step 5: Solve for x
    x = 34,975,982,622,230,528/216,295,214.40
  6. Step 6: Final answer
    x = 161,704,838.08

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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.