Home / 257,566,755.50-355,409,861.77-174,116,457.58

Finding the Fourth Proportional to 257,566,755.50, 355,409,861.77 and 174,116,457.58

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Solution

The fourth proportional to 257,566,755.50, 355,409,861.77 and 174,116,457.58 is: 240,258,902.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,566,755.50 : 355,409,861.77 = 174,116,457.58 : x
  2. Step 2: Convert to fraction form
    257,566,755.50/355,409,861.77 = 174,116,457.58/x
  3. Step 3: Cross multiply
    257,566,755.50x = 355,409,861.77 × 174,116,457.58
  4. Step 4: Simplify right side
    257,566,755.50x = 61,882,706,120,389,872
  5. Step 5: Solve for x
    x = 61,882,706,120,389,872/257,566,755.50
  6. Step 6: Final answer
    x = 240,258,902.98

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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.