Home / 216,734,554.80-299,093,881.16-117,615,303.16

Finding the Fourth Proportional to 216,734,554.80, 299,093,881.16 and 117,615,303.16

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Solution

The fourth proportional to 216,734,554.80, 299,093,881.16 and 117,615,303.16 is: 162,309,224.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,734,554.80 : 299,093,881.16 = 117,615,303.16 : x
  2. Step 2: Convert to fraction form
    216,734,554.80/299,093,881.16 = 117,615,303.16/x
  3. Step 3: Cross multiply
    216,734,554.80x = 299,093,881.16 × 117,615,303.16
  4. Step 4: Simplify right side
    216,734,554.80x = 35,178,017,505,480,720
  5. Step 5: Solve for x
    x = 35,178,017,505,480,720/216,734,554.80
  6. Step 6: Final answer
    x = 162,309,224.47

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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.