Home / 575,369,566.20-863,138,330.10-187,126,327.80

Finding the Fourth Proportional to 575,369,566.20, 863,138,330.10 and 187,126,327.80

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Solution

The fourth proportional to 575,369,566.20, 863,138,330.10 and 187,126,327.80 is: 280,716,804.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,369,566.20 : 863,138,330.10 = 187,126,327.80 : x
  2. Step 2: Convert to fraction form
    575,369,566.20/863,138,330.10 = 187,126,327.80/x
  3. Step 3: Cross multiply
    575,369,566.20x = 863,138,330.10 × 187,126,327.80
  4. Step 4: Simplify right side
    575,369,566.20x = 161,515,906,095,037,216
  5. Step 5: Solve for x
    x = 161,515,906,095,037,216/575,369,566.20
  6. Step 6: Final answer
    x = 280,716,804.61

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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.