Home / 639,089,818.35-958,634,727.53-366,992,026.35

Finding the Fourth Proportional to 639,089,818.35, 958,634,727.53 and 366,992,026.35

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Solution

The fourth proportional to 639,089,818.35, 958,634,727.53 and 366,992,026.35 is: 550,488,039.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,089,818.35 : 958,634,727.53 = 366,992,026.35 : x
  2. Step 2: Convert to fraction form
    639,089,818.35/958,634,727.53 = 366,992,026.35/x
  3. Step 3: Cross multiply
    639,089,818.35x = 958,634,727.53 × 366,992,026.35
  4. Step 4: Simplify right side
    639,089,818.35x = 351,811,301,185,714,816
  5. Step 5: Solve for x
    x = 351,811,301,185,714,816/639,089,818.35
  6. Step 6: Final answer
    x = 550,488,039.53

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Double scale
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Similar ratio
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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.