Home / 103,983,419.70-155,727,561.69-60,171,820.70

Finding the Fourth Proportional to 103,983,419.70, 155,727,561.69 and 60,171,820.70

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Solution

The fourth proportional to 103,983,419.70, 155,727,561.69 and 60,171,820.70 is: 90,114,471.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,983,419.70 : 155,727,561.69 = 60,171,820.70 : x
  2. Step 2: Convert to fraction form
    103,983,419.70/155,727,561.69 = 60,171,820.70/x
  3. Step 3: Cross multiply
    103,983,419.70x = 155,727,561.69 × 60,171,820.70
  4. Step 4: Simplify right side
    103,983,419.70x = 9,370,410,919,280,232
  5. Step 5: Solve for x
    x = 9,370,410,919,280,232/103,983,419.70
  6. Step 6: Final answer
    x = 90,114,471.58

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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.