Home / 163,530,814.55-245,214,251.24-54,317,695.23

Finding the Fourth Proportional to 163,530,814.55, 245,214,251.24 and 54,317,695.23

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Solution

The fourth proportional to 163,530,814.55, 245,214,251.24 and 54,317,695.23 is: 81,449,315.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,530,814.55 : 245,214,251.24 = 54,317,695.23 : x
  2. Step 2: Convert to fraction form
    163,530,814.55/245,214,251.24 = 54,317,695.23/x
  3. Step 3: Cross multiply
    163,530,814.55x = 245,214,251.24 × 54,317,695.23
  4. Step 4: Simplify right side
    163,530,814.55x = 13,319,472,964,635,382
  5. Step 5: Solve for x
    x = 13,319,472,964,635,382/163,530,814.55
  6. Step 6: Final answer
    x = 81,449,315.85

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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.