Home / 45,467,954.19-68,155,965.40-19,577,140.11

Finding the Fourth Proportional to 45,467,954.19, 68,155,965.40 and 19,577,140.11

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Solution

The fourth proportional to 45,467,954.19, 68,155,965.40 and 19,577,140.11 is: 29,345,918.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,467,954.19 : 68,155,965.40 = 19,577,140.11 : x
  2. Step 2: Convert to fraction form
    45,467,954.19/68,155,965.40 = 19,577,140.11/x
  3. Step 3: Cross multiply
    45,467,954.19x = 68,155,965.40 × 19,577,140.11
  4. Step 4: Simplify right side
    45,467,954.19x = 1,334,298,883,578,389.50
  5. Step 5: Solve for x
    x = 1,334,298,883,578,389.50/45,467,954.19
  6. Step 6: Final answer
    x = 29,345,918.63

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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.