Home / 68,348,920.22-94,321,509.89-37,409,089.51

Finding the Fourth Proportional to 68,348,920.22, 94,321,509.89 and 37,409,089.51

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Solution

The fourth proportional to 68,348,920.22, 94,321,509.89 and 37,409,089.51 is: 51,624,543.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,348,920.22 : 94,321,509.89 = 37,409,089.51 : x
  2. Step 2: Convert to fraction form
    68,348,920.22/94,321,509.89 = 37,409,089.51/x
  3. Step 3: Cross multiply
    68,348,920.22x = 94,321,509.89 × 37,409,089.51
  4. Step 4: Simplify right side
    68,348,920.22x = 3,528,481,806,193,360
  5. Step 5: Solve for x
    x = 3,528,481,806,193,360/68,348,920.22
  6. Step 6: Final answer
    x = 51,624,543.52

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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.