Home / 109,303,878.60-163,955,817.90-28,524,846.60

Finding the Fourth Proportional to 109,303,878.60, 163,955,817.90 and 28,524,846.60

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Solution

The fourth proportional to 109,303,878.60, 163,955,817.90 and 28,524,846.60 is: 42,787,269.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,303,878.60 : 163,955,817.90 = 28,524,846.60 : x
  2. Step 2: Convert to fraction form
    109,303,878.60/163,955,817.90 = 28,524,846.60/x
  3. Step 3: Cross multiply
    109,303,878.60x = 163,955,817.90 × 28,524,846.60
  4. Step 4: Simplify right side
    109,303,878.60x = 4,676,814,554,775,035
  5. Step 5: Solve for x
    x = 4,676,814,554,775,035/109,303,878.60
  6. Step 6: Final answer
    x = 42,787,269.90

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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.