Home / 1,185,417,349.42-1,777,436,783.38-448,544,177.22

Finding the Fourth Proportional to 1,185,417,349.42, 1,777,436,783.38 and 448,544,177.22

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Solution

The fourth proportional to 1,185,417,349.42, 1,777,436,783.38 and 448,544,177.22 is: 672,555,467.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,417,349.42 : 1,777,436,783.38 = 448,544,177.22 : x
  2. Step 2: Convert to fraction form
    1,185,417,349.42/1,777,436,783.38 = 448,544,177.22/x
  3. Step 3: Cross multiply
    1,185,417,349.42x = 1,777,436,783.38 × 448,544,177.22
  4. Step 4: Simplify right side
    1,185,417,349.42x = 797,258,919,559,502,848
  5. Step 5: Solve for x
    x = 797,258,919,559,502,848/1,185,417,349.42
  6. Step 6: Final answer
    x = 672,555,467.45

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Double scale
Find fourth proportional to 1,185,417,350.42, 1,777,436,784.87 and 448,544,178.22
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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.