Home / 64,385,288.30-96,578,516.28-18,327,139.23

Finding the Fourth Proportional to 64,385,288.30, 96,578,516.28 and 18,327,139.23

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Solution

The fourth proportional to 64,385,288.30, 96,578,516.28 and 18,327,139.23 is: 27,490,875.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,385,288.30 : 96,578,516.28 = 18,327,139.23 : x
  2. Step 2: Convert to fraction form
    64,385,288.30/96,578,516.28 = 18,327,139.23/x
  3. Step 3: Cross multiply
    64,385,288.30x = 96,578,516.28 × 18,327,139.23
  4. Step 4: Simplify right side
    64,385,288.30x = 1,770,007,914,490,381.75
  5. Step 5: Solve for x
    x = 1,770,007,914,490,381.75/64,385,288.30
  6. Step 6: Final answer
    x = 27,490,875.03

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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.