Home / 284,126,421.76-389,246,684.28-273,503,708.58

Finding the Fourth Proportional to 284,126,421.76, 389,246,684.28 and 273,503,708.58

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Solution

The fourth proportional to 284,126,421.76, 389,246,684.28 and 273,503,708.58 is: 374,693,810.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,126,421.76 : 389,246,684.28 = 273,503,708.58 : x
  2. Step 2: Convert to fraction form
    284,126,421.76/389,246,684.28 = 273,503,708.58/x
  3. Step 3: Cross multiply
    284,126,421.76x = 389,246,684.28 × 273,503,708.58
  4. Step 4: Simplify right side
    284,126,421.76x = 106,460,411,701,680,848
  5. Step 5: Solve for x
    x = 106,460,411,701,680,848/284,126,421.76
  6. Step 6: Final answer
    x = 374,693,810.74

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.