Home / 326,389,538.70-450,428,617.98-177,716,425.77

Finding the Fourth Proportional to 326,389,538.70, 450,428,617.98 and 177,716,425.77

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Solution

The fourth proportional to 326,389,538.70, 450,428,617.98 and 177,716,425.77 is: 245,254,686.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,389,538.70 : 450,428,617.98 = 177,716,425.77 : x
  2. Step 2: Convert to fraction form
    326,389,538.70/450,428,617.98 = 177,716,425.77/x
  3. Step 3: Cross multiply
    326,389,538.70x = 450,428,617.98 × 177,716,425.77
  4. Step 4: Simplify right side
    326,389,538.70x = 80,048,564,051,926,368
  5. Step 5: Solve for x
    x = 80,048,564,051,926,368/326,389,538.70
  6. Step 6: Final answer
    x = 245,254,686.69

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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.