Home / 209,935,896.40-314,882,582.88-56,597,453.20

Finding the Fourth Proportional to 209,935,896.40, 314,882,582.88 and 56,597,453.20

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Solution

The fourth proportional to 209,935,896.40, 314,882,582.88 and 56,597,453.20 is: 84,890,447.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,935,896.40 : 314,882,582.88 = 56,597,453.20 : x
  2. Step 2: Convert to fraction form
    209,935,896.40/314,882,582.88 = 56,597,453.20/x
  3. Step 3: Cross multiply
    209,935,896.40x = 314,882,582.88 × 56,597,453.20
  4. Step 4: Simplify right side
    209,935,896.40x = 17,821,552,248,045,922
  5. Step 5: Solve for x
    x = 17,821,552,248,045,922/209,935,896.40
  6. Step 6: Final answer
    x = 84,890,447.77

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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.