Home / 209,935,844.72-314,882,505.60-56,597,401.52

Finding the Fourth Proportional to 209,935,844.72, 314,882,505.60 and 56,597,401.52

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Solution

The fourth proportional to 209,935,844.72, 314,882,505.60 and 56,597,401.52 is: 84,890,370.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,935,844.72 : 314,882,505.60 = 56,597,401.52 : x
  2. Step 2: Convert to fraction form
    209,935,844.72/314,882,505.60 = 56,597,401.52/x
  3. Step 3: Cross multiply
    209,935,844.72x = 314,882,505.60 × 56,597,401.52
  4. Step 4: Simplify right side
    209,935,844.72x = 17,821,531,601,066,850
  5. Step 5: Solve for x
    x = 17,821,531,601,066,850/209,935,844.72
  6. Step 6: Final answer
    x = 84,890,370.32

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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.