Home / 202,244,080.14-279,017,420.40-117,456,765.69

Finding the Fourth Proportional to 202,244,080.14, 279,017,420.40 and 117,456,765.69

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Solution

The fourth proportional to 202,244,080.14, 279,017,420.40 and 117,456,765.69 is: 162,044,217.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,244,080.14 : 279,017,420.40 = 117,456,765.69 : x
  2. Step 2: Convert to fraction form
    202,244,080.14/279,017,420.40 = 117,456,765.69/x
  3. Step 3: Cross multiply
    202,244,080.14x = 279,017,420.40 × 117,456,765.69
  4. Step 4: Simplify right side
    202,244,080.14x = 32,772,483,771,351,024
  5. Step 5: Solve for x
    x = 32,772,483,771,351,024/202,244,080.14
  6. Step 6: Final answer
    x = 162,044,217.80

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1.5x scale

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.