Home / 101,361,797.76-139,994,754.26-68,710,062.72

Finding the Fourth Proportional to 101,361,797.76, 139,994,754.26 and 68,710,062.72

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Solution

The fourth proportional to 101,361,797.76, 139,994,754.26 and 68,710,062.72 is: 94,898,162.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,361,797.76 : 139,994,754.26 = 68,710,062.72 : x
  2. Step 2: Convert to fraction form
    101,361,797.76/139,994,754.26 = 68,710,062.72/x
  3. Step 3: Cross multiply
    101,361,797.76x = 139,994,754.26 × 68,710,062.72
  4. Step 4: Simplify right side
    101,361,797.76x = 9,619,048,345,332,036
  5. Step 5: Solve for x
    x = 9,619,048,345,332,036/101,361,797.76
  6. Step 6: Final answer
    x = 94,898,162.40

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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.