Home / 1,074,600,012.20-1,609,212,632.70-859,609,164.20

Finding the Fourth Proportional to 1,074,600,012.20, 1,609,212,632.70 and 859,609,164.20

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Solution

The fourth proportional to 1,074,600,012.20, 1,609,212,632.70 and 859,609,164.20 is: 1,287,264,014.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,600,012.20 : 1,609,212,632.70 = 859,609,164.20 : x
  2. Step 2: Convert to fraction form
    1,074,600,012.20/1,609,212,632.70 = 859,609,164.20/x
  3. Step 3: Cross multiply
    1,074,600,012.20x = 1,609,212,632.70 × 859,609,164.20
  4. Step 4: Simplify right side
    1,074,600,012.20x = 1,383,293,926,215,328,768
  5. Step 5: Solve for x
    x = 1,383,293,926,215,328,768/1,074,600,012.20
  6. Step 6: Final answer
    x = 1,287,264,014.99

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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.