Home / 269,723,528-404,421,458.28-105,764,859.68

Finding the Fourth Proportional to 269,723,528, 404,421,458.28 and 105,764,859.68

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Solution

The fourth proportional to 269,723,528, 404,421,458.28 and 105,764,859.68 is: 158,583,046.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,723,528 : 404,421,458.28 = 105,764,859.68 : x
  2. Step 2: Convert to fraction form
    269,723,528/404,421,458.28 = 105,764,859.68/x
  3. Step 3: Cross multiply
    269,723,528x = 404,421,458.28 × 105,764,859.68
  4. Step 4: Simplify right side
    269,723,528x = 42,773,578,786,565,176
  5. Step 5: Solve for x
    x = 42,773,578,786,565,176/269,723,528
  6. Step 6: Final answer
    x = 158,583,046.51

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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.