Home / 75,314,592.43-103,935,672.39-42,277,223.68

Finding the Fourth Proportional to 75,314,592.43, 103,935,672.39 and 42,277,223.68

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Solution

The fourth proportional to 75,314,592.43, 103,935,672.39 and 42,277,223.68 is: 58,343,430.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,314,592.43 : 103,935,672.39 = 42,277,223.68 : x
  2. Step 2: Convert to fraction form
    75,314,592.43/103,935,672.39 = 42,277,223.68/x
  3. Step 3: Cross multiply
    75,314,592.43x = 103,935,672.39 × 42,277,223.68
  4. Step 4: Simplify right side
    75,314,592.43x = 4,394,111,669,963,230
  5. Step 5: Solve for x
    x = 4,394,111,669,963,230/75,314,592.43
  6. Step 6: Final answer
    x = 58,343,430.25

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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.