Home / 2,228,616,394.96-3,074,536,628.04-1,391,788,158.16

Finding the Fourth Proportional to 2,228,616,394.96, 3,074,536,628.04 and 1,391,788,158.16

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Solution

The fourth proportional to 2,228,616,394.96, 3,074,536,628.04 and 1,391,788,158.16 is: 1,920,071,879.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,616,394.96 : 3,074,536,628.04 = 1,391,788,158.16 : x
  2. Step 2: Convert to fraction form
    2,228,616,394.96/3,074,536,628.04 = 1,391,788,158.16/x
  3. Step 3: Cross multiply
    2,228,616,394.96x = 3,074,536,628.04 × 1,391,788,158.16
  4. Step 4: Simplify right side
    2,228,616,394.96x = 4,279,103,670,735,248,896
  5. Step 5: Solve for x
    x = 4,279,103,670,735,248,896/2,228,616,394.96
  6. Step 6: Final answer
    x = 1,920,071,879.76

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1.5x scale

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.