Home / 1,056,168,218.60-1,584,252,327.90-960,933,991.40

Finding the Fourth Proportional to 1,056,168,218.60, 1,584,252,327.90 and 960,933,991.40

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Solution

The fourth proportional to 1,056,168,218.60, 1,584,252,327.90 and 960,933,991.40 is: 1,441,400,987.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,168,218.60 : 1,584,252,327.90 = 960,933,991.40 : x
  2. Step 2: Convert to fraction form
    1,056,168,218.60/1,584,252,327.90 = 960,933,991.40/x
  3. Step 3: Cross multiply
    1,056,168,218.60x = 1,584,252,327.90 × 960,933,991.40
  4. Step 4: Simplify right side
    1,056,168,218.60x = 1,522,361,912,833,688,576
  5. Step 5: Solve for x
    x = 1,522,361,912,833,688,576/1,056,168,218.60
  6. Step 6: Final answer
    x = 1,441,400,987.10

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Double scale
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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.