Home / 209,935,820.64-314,882,469.66-56,597,377.44

Finding the Fourth Proportional to 209,935,820.64, 314,882,469.66 and 56,597,377.44

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Solution

The fourth proportional to 209,935,820.64, 314,882,469.66 and 56,597,377.44 is: 84,890,334.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,935,820.64 : 314,882,469.66 = 56,597,377.44 : x
  2. Step 2: Convert to fraction form
    209,935,820.64/314,882,469.66 = 56,597,377.44/x
  3. Step 3: Cross multiply
    209,935,820.64x = 314,882,469.66 × 56,597,377.44
  4. Step 4: Simplify right side
    209,935,820.64x = 17,821,521,984,586,370
  5. Step 5: Solve for x
    x = 17,821,521,984,586,370/209,935,820.64
  6. Step 6: Final answer
    x = 84,890,334.25

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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.