Home / 1,747,358,694.80-2,621,038,042.20-829,028,646.80

Finding the Fourth Proportional to 1,747,358,694.80, 2,621,038,042.20 and 829,028,646.80

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Solution

The fourth proportional to 1,747,358,694.80, 2,621,038,042.20 and 829,028,646.80 is: 1,243,542,970.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,358,694.80 : 2,621,038,042.20 = 829,028,646.80 : x
  2. Step 2: Convert to fraction form
    1,747,358,694.80/2,621,038,042.20 = 829,028,646.80/x
  3. Step 3: Cross multiply
    1,747,358,694.80x = 2,621,038,042.20 × 829,028,646.80
  4. Step 4: Simplify right side
    1,747,358,694.80x = 2,172,915,621,336,387,072
  5. Step 5: Solve for x
    x = 2,172,915,621,336,387,072/1,747,358,694.80
  6. Step 6: Final answer
    x = 1,243,542,970.20

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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.