Home / 1,198,076,621.81-1,797,308,041.77-369,029,878.83

Finding the Fourth Proportional to 1,198,076,621.81, 1,797,308,041.77 and 369,029,878.83

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Solution

The fourth proportional to 1,198,076,621.81, 1,797,308,041.77 and 369,029,878.83 is: 553,604,299.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,076,621.81 : 1,797,308,041.77 = 369,029,878.83 : x
  2. Step 2: Convert to fraction form
    1,198,076,621.81/1,797,308,041.77 = 369,029,878.83/x
  3. Step 3: Cross multiply
    1,198,076,621.81x = 1,797,308,041.77 × 369,029,878.83
  4. Step 4: Simplify right side
    1,198,076,621.81x = 663,260,368,874,567,680
  5. Step 5: Solve for x
    x = 663,260,368,874,567,680/1,198,076,621.81
  6. Step 6: Final answer
    x = 553,604,299.43

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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.