Home / 68,583,330-94,641,567.48-40,707,251.28

Finding the Fourth Proportional to 68,583,330, 94,641,567.48 and 40,707,251.28

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Solution

The fourth proportional to 68,583,330, 94,641,567.48 and 40,707,251.28 is: 56,173,972.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,583,330 : 94,641,567.48 = 40,707,251.28 : x
  2. Step 2: Convert to fraction form
    68,583,330/94,641,567.48 = 40,707,251.28/x
  3. Step 3: Cross multiply
    68,583,330x = 94,641,567.48 × 40,707,251.28
  4. Step 4: Simplify right side
    68,583,330x = 3,852,598,068,941,436.50
  5. Step 5: Solve for x
    x = 3,852,598,068,941,436.50/68,583,330
  6. Step 6: Final answer
    x = 56,173,972.14

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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.