Home / 109,675,632.30-163,532,919.32-106,662,361.84

Finding the Fourth Proportional to 109,675,632.30, 163,532,919.32 and 106,662,361.84

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Solution

The fourth proportional to 109,675,632.30, 163,532,919.32 and 106,662,361.84 is: 159,039,953.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,675,632.30 : 163,532,919.32 = 106,662,361.84 : x
  2. Step 2: Convert to fraction form
    109,675,632.30/163,532,919.32 = 106,662,361.84/x
  3. Step 3: Cross multiply
    109,675,632.30x = 163,532,919.32 × 106,662,361.84
  4. Step 4: Simplify right side
    109,675,632.30x = 17,442,807,413,261,366
  5. Step 5: Solve for x
    x = 17,442,807,413,261,366/109,675,632.30
  6. Step 6: Final answer
    x = 159,039,953.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.