Home / 1,525,858,531.30-2,285,450,834.93-1,081,855,354.49

Finding the Fourth Proportional to 1,525,858,531.30, 2,285,450,834.93 and 1,081,855,354.49

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Solution

The fourth proportional to 1,525,858,531.30, 2,285,450,834.93 and 1,081,855,354.49 is: 1,620,417,078.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,858,531.30 : 2,285,450,834.93 = 1,081,855,354.49 : x
  2. Step 2: Convert to fraction form
    1,525,858,531.30/2,285,450,834.93 = 1,081,855,354.49/x
  3. Step 3: Cross multiply
    1,525,858,531.30x = 2,285,450,834.93 × 1,081,855,354.49
  4. Step 4: Simplify right side
    1,525,858,531.30x = 2,472,527,223,204,448,768
  5. Step 5: Solve for x
    x = 2,472,527,223,204,448,768/1,525,858,531.30
  6. Step 6: Final answer
    x = 1,620,417,078.32

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1.5x scale

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.