Home / 68,202,290.10-102,303,435.15-41,262,078.90

Finding the Fourth Proportional to 68,202,290.10, 102,303,435.15 and 41,262,078.90

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Solution

The fourth proportional to 68,202,290.10, 102,303,435.15 and 41,262,078.90 is: 61,893,118.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,202,290.10 : 102,303,435.15 = 41,262,078.90 : x
  2. Step 2: Convert to fraction form
    68,202,290.10/102,303,435.15 = 41,262,078.90/x
  3. Step 3: Cross multiply
    68,202,290.10x = 102,303,435.15 × 41,262,078.90
  4. Step 4: Simplify right side
    68,202,290.10x = 4,221,252,412,900,333.50
  5. Step 5: Solve for x
    x = 4,221,252,412,900,333.50/68,202,290.10
  6. Step 6: Final answer
    x = 61,893,118.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.