Home / 74,367,478.40-102,629,612.20-41,329,119.76

Finding the Fourth Proportional to 74,367,478.40, 102,629,612.20 and 41,329,119.76

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Solution

The fourth proportional to 74,367,478.40, 102,629,612.20 and 41,329,119.76 is: 57,035,570.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,367,478.40 : 102,629,612.20 = 41,329,119.76 : x
  2. Step 2: Convert to fraction form
    74,367,478.40/102,629,612.20 = 41,329,119.76/x
  3. Step 3: Cross multiply
    74,367,478.40x = 102,629,612.20 × 41,329,119.76
  4. Step 4: Simplify right side
    74,367,478.40x = 4,241,591,533,536,157
  5. Step 5: Solve for x
    x = 4,241,591,533,536,157/74,367,478.40
  6. Step 6: Final answer
    x = 57,035,570.18

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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.