Home / 944,787,998.40-1,417,181,997.60-648,881,649.60

Finding the Fourth Proportional to 944,787,998.40, 1,417,181,997.60 and 648,881,649.60

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Solution

The fourth proportional to 944,787,998.40, 1,417,181,997.60 and 648,881,649.60 is: 973,322,474.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,787,998.40 : 1,417,181,997.60 = 648,881,649.60 : x
  2. Step 2: Convert to fraction form
    944,787,998.40/1,417,181,997.60 = 648,881,649.60/x
  3. Step 3: Cross multiply
    944,787,998.40x = 1,417,181,997.60 × 648,881,649.60
  4. Step 4: Simplify right side
    944,787,998.40x = 919,583,392,386,111,232
  5. Step 5: Solve for x
    x = 919,583,392,386,111,232/944,787,998.40
  6. Step 6: Final answer
    x = 973,322,474.40

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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.