Home / 373,880,086.31-560,318,828.16-290,981,937.98

Finding the Fourth Proportional to 373,880,086.31, 560,318,828.16 and 290,981,937.98

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Solution

The fourth proportional to 373,880,086.31, 560,318,828.16 and 290,981,937.98 is: 436,082,756.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,880,086.31 : 560,318,828.16 = 290,981,937.98 : x
  2. Step 2: Convert to fraction form
    373,880,086.31/560,318,828.16 = 290,981,937.98/x
  3. Step 3: Cross multiply
    373,880,086.31x = 560,318,828.16 × 290,981,937.98
  4. Step 4: Simplify right side
    373,880,086.31x = 163,042,658,504,679,392
  5. Step 5: Solve for x
    x = 163,042,658,504,679,392/373,880,086.31
  6. Step 6: Final answer
    x = 436,082,756.14

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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.