Home / 299,588,039.49-413,444,262.60-167,429,032.11

Finding the Fourth Proportional to 299,588,039.49, 413,444,262.60 and 167,429,032.11

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Solution

The fourth proportional to 299,588,039.49, 413,444,262.60 and 167,429,032.11 is: 231,059,199.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,588,039.49 : 413,444,262.60 = 167,429,032.11 : x
  2. Step 2: Convert to fraction form
    299,588,039.49/413,444,262.60 = 167,429,032.11/x
  3. Step 3: Cross multiply
    299,588,039.49x = 413,444,262.60 × 167,429,032.11
  4. Step 4: Simplify right side
    299,588,039.49x = 69,222,572,718,550,680
  5. Step 5: Solve for x
    x = 69,222,572,718,550,680/299,588,039.49
  6. Step 6: Final answer
    x = 231,059,199.95

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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.