Home / 72,578,433.45-108,718,350.98-36,696,859.05

Finding the Fourth Proportional to 72,578,433.45, 108,718,350.98 and 36,696,859.05

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Solution

The fourth proportional to 72,578,433.45, 108,718,350.98 and 36,696,859.05 is: 54,969,800.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,578,433.45 : 108,718,350.98 = 36,696,859.05 : x
  2. Step 2: Convert to fraction form
    72,578,433.45/108,718,350.98 = 36,696,859.05/x
  3. Step 3: Cross multiply
    72,578,433.45x = 108,718,350.98 × 36,696,859.05
  4. Step 4: Simplify right side
    72,578,433.45x = 3,989,622,001,878,004.50
  5. Step 5: Solve for x
    x = 3,989,622,001,878,004.50/72,578,433.45
  6. Step 6: Final answer
    x = 54,969,800.42

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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.