Home / 321,041,726.81-443,039,850.47-174,364,010.81

Finding the Fourth Proportional to 321,041,726.81, 443,039,850.47 and 174,364,010.81

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Solution

The fourth proportional to 321,041,726.81, 443,039,850.47 and 174,364,010.81 is: 240,623,566.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,041,726.81 : 443,039,850.47 = 174,364,010.81 : x
  2. Step 2: Convert to fraction form
    321,041,726.81/443,039,850.47 = 174,364,010.81/x
  3. Step 3: Cross multiply
    321,041,726.81x = 443,039,850.47 × 174,364,010.81
  4. Step 4: Simplify right side
    321,041,726.81x = 77,250,205,274,832,576
  5. Step 5: Solve for x
    x = 77,250,205,274,832,576/321,041,726.81
  6. Step 6: Final answer
    x = 240,623,566.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.