Home / 403,882,444.02-604,581,115.84-263,520,668.42

Finding the Fourth Proportional to 403,882,444.02, 604,581,115.84 and 263,520,668.42

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Solution

The fourth proportional to 403,882,444.02, 604,581,115.84 and 263,520,668.42 is: 394,470,277.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,882,444.02 : 604,581,115.84 = 263,520,668.42 : x
  2. Step 2: Convert to fraction form
    403,882,444.02/604,581,115.84 = 263,520,668.42/x
  3. Step 3: Cross multiply
    403,882,444.02x = 604,581,115.84 × 263,520,668.42
  4. Step 4: Simplify right side
    403,882,444.02x = 159,319,619,760,266,240
  5. Step 5: Solve for x
    x = 159,319,619,760,266,240/403,882,444.02
  6. Step 6: Final answer
    x = 394,470,277.48

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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.