Home / 113,470,435.28-170,205,651.64-28,369,891.28

Finding the Fourth Proportional to 113,470,435.28, 170,205,651.64 and 28,369,891.28

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Solution

The fourth proportional to 113,470,435.28, 170,205,651.64 and 28,369,891.28 is: 42,554,836.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,470,435.28 : 170,205,651.64 = 28,369,891.28 : x
  2. Step 2: Convert to fraction form
    113,470,435.28/170,205,651.64 = 28,369,891.28/x
  3. Step 3: Cross multiply
    113,470,435.28x = 170,205,651.64 × 28,369,891.28
  4. Step 4: Simplify right side
    113,470,435.28x = 4,828,715,832,268,353
  5. Step 5: Solve for x
    x = 4,828,715,832,268,353/113,470,435.28
  6. Step 6: Final answer
    x = 42,554,836.60

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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.