Home / 124,408,276.88-171,683,495.96-69,404,133.38

Finding the Fourth Proportional to 124,408,276.88, 171,683,495.96 and 69,404,133.38

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Solution

The fourth proportional to 124,408,276.88, 171,683,495.96 and 69,404,133.38 is: 95,777,745.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,408,276.88 : 171,683,495.96 = 69,404,133.38 : x
  2. Step 2: Convert to fraction form
    124,408,276.88/171,683,495.96 = 69,404,133.38/x
  3. Step 3: Cross multiply
    124,408,276.88x = 171,683,495.96 × 69,404,133.38
  4. Step 4: Simplify right side
    124,408,276.88x = 11,915,544,251,547,094
  5. Step 5: Solve for x
    x = 11,915,544,251,547,094/124,408,276.88
  6. Step 6: Final answer
    x = 95,777,745.27

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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.