Home / 53,467,933.20-80,373,141.90-49,676,987.40

Finding the Fourth Proportional to 53,467,933.20, 80,373,141.90 and 49,676,987.40

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Solution

The fourth proportional to 53,467,933.20, 80,373,141.90 and 49,676,987.40 is: 74,674,581.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,467,933.20 : 80,373,141.90 = 49,676,987.40 : x
  2. Step 2: Convert to fraction form
    53,467,933.20/80,373,141.90 = 49,676,987.40/x
  3. Step 3: Cross multiply
    53,467,933.20x = 80,373,141.90 × 49,676,987.40
  4. Step 4: Simplify right side
    53,467,933.20x = 3,992,695,557,464,712
  5. Step 5: Solve for x
    x = 3,992,695,557,464,712/53,467,933.20
  6. Step 6: Final answer
    x = 74,674,581.91

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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.