Home / 2,180,334,612.33-3,008,873,986.43-1,240,537,234.77

Finding the Fourth Proportional to 2,180,334,612.33, 3,008,873,986.43 and 1,240,537,234.77

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Solution

The fourth proportional to 2,180,334,612.33, 3,008,873,986.43 and 1,240,537,234.77 is: 1,711,948,337.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,334,612.33 : 3,008,873,986.43 = 1,240,537,234.77 : x
  2. Step 2: Convert to fraction form
    2,180,334,612.33/3,008,873,986.43 = 1,240,537,234.77/x
  3. Step 3: Cross multiply
    2,180,334,612.33x = 3,008,873,986.43 × 1,240,537,234.77
  4. Step 4: Simplify right side
    2,180,334,612.33x = 3,732,620,214,891,056,128
  5. Step 5: Solve for x
    x = 3,732,620,214,891,056,128/2,180,334,612.33
  6. Step 6: Final answer
    x = 1,711,948,337.55

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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.