Home / 80,351,519.64-120,580,362.98-37,804,565.40

Finding the Fourth Proportional to 80,351,519.64, 120,580,362.98 and 37,804,565.40

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Solution

The fourth proportional to 80,351,519.64, 120,580,362.98 and 37,804,565.40 is: 56,731,823.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,351,519.64 : 120,580,362.98 = 37,804,565.40 : x
  2. Step 2: Convert to fraction form
    80,351,519.64/120,580,362.98 = 37,804,565.40/x
  3. Step 3: Cross multiply
    80,351,519.64x = 120,580,362.98 × 37,804,565.40
  4. Step 4: Simplify right side
    80,351,519.64x = 4,558,488,218,233,149
  5. Step 5: Solve for x
    x = 4,558,488,218,233,149/80,351,519.64
  6. Step 6: Final answer
    x = 56,731,823.35

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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.