Home / 68,071,283.08-93,938,970.18-37,131,589.96

Finding the Fourth Proportional to 68,071,283.08, 93,938,970.18 and 37,131,589.96

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Solution

The fourth proportional to 68,071,283.08, 93,938,970.18 and 37,131,589.96 is: 51,241,921.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,071,283.08 : 93,938,970.18 = 37,131,589.96 : x
  2. Step 2: Convert to fraction form
    68,071,283.08/93,938,970.18 = 37,131,589.96/x
  3. Step 3: Cross multiply
    68,071,283.08x = 93,938,970.18 × 37,131,589.96
  4. Step 4: Simplify right side
    68,071,283.08x = 3,488,103,321,988,427.50
  5. Step 5: Solve for x
    x = 3,488,103,321,988,427.50/68,071,283.08
  6. Step 6: Final answer
    x = 51,241,921.18

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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.