Home / 171,081,403.20-256,622,104.80-49,925,102.40

Finding the Fourth Proportional to 171,081,403.20, 256,622,104.80 and 49,925,102.40

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Solution

The fourth proportional to 171,081,403.20, 256,622,104.80 and 49,925,102.40 is: 74,887,653.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,081,403.20 : 256,622,104.80 = 49,925,102.40 : x
  2. Step 2: Convert to fraction form
    171,081,403.20/256,622,104.80 = 49,925,102.40/x
  3. Step 3: Cross multiply
    171,081,403.20x = 256,622,104.80 × 49,925,102.40
  4. Step 4: Simplify right side
    171,081,403.20x = 12,811,884,860,243,532
  5. Step 5: Solve for x
    x = 12,811,884,860,243,532/171,081,403.20
  6. Step 6: Final answer
    x = 74,887,653.60

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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.