Home / 56,656,020.20-84,872,055.90-31,051,207.40

Finding the Fourth Proportional to 56,656,020.20, 84,872,055.90 and 31,051,207.40

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Solution

The fourth proportional to 56,656,020.20, 84,872,055.90 and 31,051,207.40 is: 46,515,441.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,656,020.20 : 84,872,055.90 = 31,051,207.40 : x
  2. Step 2: Convert to fraction form
    56,656,020.20/84,872,055.90 = 31,051,207.40/x
  3. Step 3: Cross multiply
    56,656,020.20x = 84,872,055.90 × 31,051,207.40
  4. Step 4: Simplify right side
    56,656,020.20x = 2,635,379,810,215,293.50
  5. Step 5: Solve for x
    x = 2,635,379,810,215,293.50/56,656,020.20
  6. Step 6: Final answer
    x = 46,515,441.80

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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.