Home / 448,561,888.01-672,842,832.01-121,036,875.65

Finding the Fourth Proportional to 448,561,888.01, 672,842,832.01 and 121,036,875.65

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Solution

The fourth proportional to 448,561,888.01, 672,842,832.01 and 121,036,875.65 is: 181,555,313.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,561,888.01 : 672,842,832.01 = 121,036,875.65 : x
  2. Step 2: Convert to fraction form
    448,561,888.01/672,842,832.01 = 121,036,875.65/x
  3. Step 3: Cross multiply
    448,561,888.01x = 672,842,832.01 × 121,036,875.65
  4. Step 4: Simplify right side
    448,561,888.01x = 81,438,794,190,171,968
  5. Step 5: Solve for x
    x = 81,438,794,190,171,968/448,561,888.01
  6. Step 6: Final answer
    x = 181,555,313.47

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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.