Home / 319,006,326.69-440,217,847.11-175,957,758.57

Finding the Fourth Proportional to 319,006,326.69, 440,217,847.11 and 175,957,758.57

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Solution

The fourth proportional to 319,006,326.69, 440,217,847.11 and 175,957,758.57 is: 242,815,703.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,006,326.69 : 440,217,847.11 = 175,957,758.57 : x
  2. Step 2: Convert to fraction form
    319,006,326.69/440,217,847.11 = 175,957,758.57/x
  3. Step 3: Cross multiply
    319,006,326.69x = 440,217,847.11 × 175,957,758.57
  4. Step 4: Simplify right side
    319,006,326.69x = 77,459,745,659,986,544
  5. Step 5: Solve for x
    x = 77,459,745,659,986,544/319,006,326.69
  6. Step 6: Final answer
    x = 242,815,703.57

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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.