Home / 96,103,633.45-144,171,157.70-31,388,651.05

Finding the Fourth Proportional to 96,103,633.45, 144,171,157.70 and 31,388,651.05

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Solution

The fourth proportional to 96,103,633.45, 144,171,157.70 and 31,388,651.05 is: 47,088,106.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,103,633.45 : 144,171,157.70 = 31,388,651.05 : x
  2. Step 2: Convert to fraction form
    96,103,633.45/144,171,157.70 = 31,388,651.05/x
  3. Step 3: Cross multiply
    96,103,633.45x = 144,171,157.70 × 31,388,651.05
  4. Step 4: Simplify right side
    96,103,633.45x = 4,525,338,160,519,820
  5. Step 5: Solve for x
    x = 4,525,338,160,519,820/96,103,633.45
  6. Step 6: Final answer
    x = 47,088,106.85

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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.