Home / 2,429,449,803.34-3,352,643,961.87-1,315,617,818.38

Finding the Fourth Proportional to 2,429,449,803.34, 3,352,643,961.87 and 1,315,617,818.38

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Solution

The fourth proportional to 2,429,449,803.34, 3,352,643,961.87 and 1,315,617,818.38 is: 1,815,554,340.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,429,449,803.34 : 3,352,643,961.87 = 1,315,617,818.38 : x
  2. Step 2: Convert to fraction form
    2,429,449,803.34/3,352,643,961.87 = 1,315,617,818.38/x
  3. Step 3: Cross multiply
    2,429,449,803.34x = 3,352,643,961.87 × 1,315,617,818.38
  4. Step 4: Simplify right side
    2,429,449,803.34x = 4,410,798,134,920,289,792
  5. Step 5: Solve for x
    x = 4,410,798,134,920,289,792/2,429,449,803.34
  6. Step 6: Final answer
    x = 1,815,554,340.27

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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.