Home / 461,044,786.61-690,459,054.15-263,709,950.87

Finding the Fourth Proportional to 461,044,786.61, 690,459,054.15 and 263,709,950.87

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Solution

The fourth proportional to 461,044,786.61, 690,459,054.15 and 263,709,950.87 is: 394,931,096.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,044,786.61 : 690,459,054.15 = 263,709,950.87 : x
  2. Step 2: Convert to fraction form
    461,044,786.61/690,459,054.15 = 263,709,950.87/x
  3. Step 3: Cross multiply
    461,044,786.61x = 690,459,054.15 × 263,709,950.87
  4. Step 4: Simplify right side
    461,044,786.61x = 182,080,923,247,643,168
  5. Step 5: Solve for x
    x = 182,080,923,247,643,168/461,044,786.61
  6. Step 6: Final answer
    x = 394,931,096.80

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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.