Home / 101,369,675.24-139,892,906.20-57,323,264.40

Finding the Fourth Proportional to 101,369,675.24, 139,892,906.20 and 57,323,264.40

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Solution

The fourth proportional to 101,369,675.24, 139,892,906.20 and 57,323,264.40 is: 79,107,662.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,369,675.24 : 139,892,906.20 = 57,323,264.40 : x
  2. Step 2: Convert to fraction form
    101,369,675.24/139,892,906.20 = 57,323,264.40/x
  3. Step 3: Cross multiply
    101,369,675.24x = 139,892,906.20 × 57,323,264.40
  4. Step 4: Simplify right side
    101,369,675.24x = 8,019,118,049,786,998
  5. Step 5: Solve for x
    x = 8,019,118,049,786,998/101,369,675.24
  6. Step 6: Final answer
    x = 79,107,662.43

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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.