Home / 485,723,234.80-670,298,946.06-265,706,660.80

Finding the Fourth Proportional to 485,723,234.80, 670,298,946.06 and 265,706,660.80

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Solution

The fourth proportional to 485,723,234.80, 670,298,946.06 and 265,706,660.80 is: 366,675,674.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,723,234.80 : 670,298,946.06 = 265,706,660.80 : x
  2. Step 2: Convert to fraction form
    485,723,234.80/670,298,946.06 = 265,706,660.80/x
  3. Step 3: Cross multiply
    485,723,234.80x = 670,298,946.06 × 265,706,660.80
  4. Step 4: Simplify right side
    485,723,234.80x = 178,102,894,695,361,920
  5. Step 5: Solve for x
    x = 178,102,894,695,361,920/485,723,234.80
  6. Step 6: Final answer
    x = 366,675,674.41

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