Home / 91,994,209.22-126,952,009.14-50,178,272.37

Finding the Fourth Proportional to 91,994,209.22, 126,952,009.14 and 50,178,272.37

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Solution

The fourth proportional to 91,994,209.22, 126,952,009.14 and 50,178,272.37 is: 69,246,016.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,994,209.22 : 126,952,009.14 = 50,178,272.37 : x
  2. Step 2: Convert to fraction form
    91,994,209.22/126,952,009.14 = 50,178,272.37/x
  3. Step 3: Cross multiply
    91,994,209.22x = 126,952,009.14 × 50,178,272.37
  4. Step 4: Simplify right side
    91,994,209.22x = 6,370,232,492,545,649
  5. Step 5: Solve for x
    x = 6,370,232,492,545,649/91,994,209.22
  6. Step 6: Final answer
    x = 69,246,016.10

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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.