Home / 454,830,333.99-627,665,861.90-245,986,476.63

Finding the Fourth Proportional to 454,830,333.99, 627,665,861.90 and 245,986,476.63

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Solution

The fourth proportional to 454,830,333.99, 627,665,861.90 and 245,986,476.63 is: 339,461,338.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,830,333.99 : 627,665,861.90 = 245,986,476.63 : x
  2. Step 2: Convert to fraction form
    454,830,333.99/627,665,861.90 = 245,986,476.63/x
  3. Step 3: Cross multiply
    454,830,333.99x = 627,665,861.90 × 245,986,476.63
  4. Step 4: Simplify right side
    454,830,333.99x = 154,397,313,869,713,152
  5. Step 5: Solve for x
    x = 154,397,313,869,713,152/454,830,333.99
  6. Step 6: Final answer
    x = 339,461,338.29

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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.