Home / 110,689,790.40-166,105,544.40-64,631,570.40

Finding the Fourth Proportional to 110,689,790.40, 166,105,544.40 and 64,631,570.40

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Solution

The fourth proportional to 110,689,790.40, 166,105,544.40 and 64,631,570.40 is: 96,988,729.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,689,790.40 : 166,105,544.40 = 64,631,570.40 : x
  2. Step 2: Convert to fraction form
    110,689,790.40/166,105,544.40 = 64,631,570.40/x
  3. Step 3: Cross multiply
    110,689,790.40x = 166,105,544.40 × 64,631,570.40
  4. Step 4: Simplify right side
    110,689,790.40x = 10,735,662,186,718,926
  5. Step 5: Solve for x
    x = 10,735,662,186,718,926/110,689,790.40
  6. Step 6: Final answer
    x = 96,988,729.93

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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.