Home / 1,074,240,164.20-1,611,360,246.30-859,249,316.20

Finding the Fourth Proportional to 1,074,240,164.20, 1,611,360,246.30 and 859,249,316.20

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Solution

The fourth proportional to 1,074,240,164.20, 1,611,360,246.30 and 859,249,316.20 is: 1,288,873,974.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,240,164.20 : 1,611,360,246.30 = 859,249,316.20 : x
  2. Step 2: Convert to fraction form
    1,074,240,164.20/1,611,360,246.30 = 859,249,316.20/x
  3. Step 3: Cross multiply
    1,074,240,164.20x = 1,611,360,246.30 × 859,249,316.20
  4. Step 4: Simplify right side
    1,074,240,164.20x = 1,384,560,189,785,138,688
  5. Step 5: Solve for x
    x = 1,384,560,189,785,138,688/1,074,240,164.20
  6. Step 6: Final answer
    x = 1,288,873,974.30

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Double scale
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Similar ratio
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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.