Home / 202,374,757.68-279,277,106.40-109,555,196.64

Finding the Fourth Proportional to 202,374,757.68, 279,277,106.40 and 109,555,196.64

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Solution

The fourth proportional to 202,374,757.68, 279,277,106.40 and 109,555,196.64 is: 151,186,139.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,374,757.68 : 279,277,106.40 = 109,555,196.64 : x
  2. Step 2: Convert to fraction form
    202,374,757.68/279,277,106.40 = 109,555,196.64/x
  3. Step 3: Cross multiply
    202,374,757.68x = 279,277,106.40 × 109,555,196.64
  4. Step 4: Simplify right side
    202,374,757.68x = 30,596,258,308,702,200
  5. Step 5: Solve for x
    x = 30,596,258,308,702,200/202,374,757.68
  6. Step 6: Final answer
    x = 151,186,139.32

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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.