Home / 202,286,658.60-279,155,588.76-109,467,166.32

Finding the Fourth Proportional to 202,286,658.60, 279,155,588.76 and 109,467,166.32

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Solution

The fourth proportional to 202,286,658.60, 279,155,588.76 and 109,467,166.32 is: 151,064,689.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,286,658.60 : 279,155,588.76 = 109,467,166.32 : x
  2. Step 2: Convert to fraction form
    202,286,658.60/279,155,588.76 = 109,467,166.32/x
  3. Step 3: Cross multiply
    202,286,658.60x = 279,155,588.76 × 109,467,166.32
  4. Step 4: Simplify right side
    202,286,658.60x = 30,558,371,263,948,440
  5. Step 5: Solve for x
    x = 30,558,371,263,948,440/202,286,658.60
  6. Step 6: Final answer
    x = 151,064,689.46

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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.