Home / 1,677,382,639.80-2,516,073,958.89-512,851,132.41

Finding the Fourth Proportional to 1,677,382,639.80, 2,516,073,958.89 and 512,851,132.41

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Solution

The fourth proportional to 1,677,382,639.80, 2,516,073,958.89 and 512,851,132.41 is: 769,276,698.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,382,639.80 : 2,516,073,958.89 = 512,851,132.41 : x
  2. Step 2: Convert to fraction form
    1,677,382,639.80/2,516,073,958.89 = 512,851,132.41/x
  3. Step 3: Cross multiply
    1,677,382,639.80x = 2,516,073,958.89 × 512,851,132.41
  4. Step 4: Simplify right side
    1,677,382,639.80x = 1,290,371,379,044,048,384
  5. Step 5: Solve for x
    x = 1,290,371,379,044,048,384/1,677,382,639.80
  6. Step 6: Final answer
    x = 769,276,698.37

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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.