Home / 446,549,980.52-669,856,857.24-119,023,777.96

Finding the Fourth Proportional to 446,549,980.52, 669,856,857.24 and 119,023,777.96

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Solution

The fourth proportional to 446,549,980.52, 669,856,857.24 and 119,023,777.96 is: 178,544,165.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,549,980.52 : 669,856,857.24 = 119,023,777.96 : x
  2. Step 2: Convert to fraction form
    446,549,980.52/669,856,857.24 = 119,023,777.96/x
  3. Step 3: Cross multiply
    446,549,980.52x = 669,856,857.24 × 119,023,777.96
  4. Step 4: Simplify right side
    446,549,980.52x = 79,728,893,841,117,168
  5. Step 5: Solve for x
    x = 79,728,893,841,117,168/446,549,980.52
  6. Step 6: Final answer
    x = 178,544,165.98

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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.