Home / 373,975,401.28-516,088,647.84-208,969,925.44

Finding the Fourth Proportional to 373,975,401.28, 516,088,647.84 and 208,969,925.44

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Solution

The fourth proportional to 373,975,401.28, 516,088,647.84 and 208,969,925.44 is: 288,379,946.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,975,401.28 : 516,088,647.84 = 208,969,925.44 : x
  2. Step 2: Convert to fraction form
    373,975,401.28/516,088,647.84 = 208,969,925.44/x
  3. Step 3: Cross multiply
    373,975,401.28x = 516,088,647.84 × 208,969,925.44
  4. Step 4: Simplify right side
    373,975,401.28x = 107,847,006,259,555,216
  5. Step 5: Solve for x
    x = 107,847,006,259,555,216/373,975,401.28
  6. Step 6: Final answer
    x = 288,379,946.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.