Home / 202,286,377.65-279,155,201.61-109,466,885.49

Finding the Fourth Proportional to 202,286,377.65, 279,155,201.61 and 109,466,885.49

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Solution

The fourth proportional to 202,286,377.65, 279,155,201.61 and 109,466,885.49 is: 151,064,302.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,286,377.65 : 279,155,201.61 = 109,466,885.49 : x
  2. Step 2: Convert to fraction form
    202,286,377.65/279,155,201.61 = 109,466,885.49/x
  3. Step 3: Cross multiply
    202,286,377.65x = 279,155,201.61 × 109,466,885.49
  4. Step 4: Simplify right side
    202,286,377.65x = 30,558,250,488,579,732
  5. Step 5: Solve for x
    x = 30,558,250,488,579,732/202,286,377.65
  6. Step 6: Final answer
    x = 151,064,302.22

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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.