Home / 216,734,554.80-299,093,881.17-117,615,303.15

Finding the Fourth Proportional to 216,734,554.80, 299,093,881.17 and 117,615,303.15

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Solution

The fourth proportional to 216,734,554.80, 299,093,881.17 and 117,615,303.15 is: 162,309,224.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,734,554.80 : 299,093,881.17 = 117,615,303.15 : x
  2. Step 2: Convert to fraction form
    216,734,554.80/299,093,881.17 = 117,615,303.15/x
  3. Step 3: Cross multiply
    216,734,554.80x = 299,093,881.17 × 117,615,303.15
  4. Step 4: Simplify right side
    216,734,554.80x = 35,178,017,504,119,632
  5. Step 5: Solve for x
    x = 35,178,017,504,119,632/216,734,554.80
  6. Step 6: Final answer
    x = 162,309,224.46

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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.