Home / 1,056,118,143.80-1,584,177,215.70-965,344,230.20

Finding the Fourth Proportional to 1,056,118,143.80, 1,584,177,215.70 and 965,344,230.20

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Solution

The fourth proportional to 1,056,118,143.80, 1,584,177,215.70 and 965,344,230.20 is: 1,448,016,345.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,118,143.80 : 1,584,177,215.70 = 965,344,230.20 : x
  2. Step 2: Convert to fraction form
    1,056,118,143.80/1,584,177,215.70 = 965,344,230.20/x
  3. Step 3: Cross multiply
    1,056,118,143.80x = 1,584,177,215.70 × 965,344,230.20
  4. Step 4: Simplify right side
    1,056,118,143.80x = 1,529,276,334,790,296,064
  5. Step 5: Solve for x
    x = 1,529,276,334,790,296,064/1,056,118,143.80
  6. Step 6: Final answer
    x = 1,448,016,345.30

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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.