Home / 257,178,046.66-354,863,633.66-151,420,584.18

Finding the Fourth Proportional to 257,178,046.66, 354,863,633.66 and 151,420,584.18

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Solution

The fourth proportional to 257,178,046.66, 354,863,633.66 and 151,420,584.18 is: 208,935,635.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,178,046.66 : 354,863,633.66 = 151,420,584.18 : x
  2. Step 2: Convert to fraction form
    257,178,046.66/354,863,633.66 = 151,420,584.18/x
  3. Step 3: Cross multiply
    257,178,046.66x = 354,863,633.66 × 151,420,584.18
  4. Step 4: Simplify right side
    257,178,046.66x = 53,733,658,710,503,288
  5. Step 5: Solve for x
    x = 53,733,658,710,503,288/257,178,046.66
  6. Step 6: Final answer
    x = 208,935,635.87

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1.5x scale

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.