Home / 74,734,549.63-103,133,742.70-41,694,803.88

Finding the Fourth Proportional to 74,734,549.63, 103,133,742.70 and 41,694,803.88

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Solution

The fourth proportional to 74,734,549.63, 103,133,742.70 and 41,694,803.88 is: 57,538,865.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,734,549.63 : 103,133,742.70 = 41,694,803.88 : x
  2. Step 2: Convert to fraction form
    74,734,549.63/103,133,742.70 = 41,694,803.88/x
  3. Step 3: Cross multiply
    74,734,549.63x = 103,133,742.70 × 41,694,803.88
  4. Step 4: Simplify right side
    74,734,549.63x = 4,300,141,175,891,647.50
  5. Step 5: Solve for x
    x = 4,300,141,175,891,647.50/74,734,549.63
  6. Step 6: Final answer
    x = 57,538,865.19

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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.