Home / 120,627,088.86-180,910,739.73-34,366,242.93

Finding the Fourth Proportional to 120,627,088.86, 180,910,739.73 and 34,366,242.93

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Solution

The fourth proportional to 120,627,088.86, 180,910,739.73 and 34,366,242.93 is: 51,540,847.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,627,088.86 : 180,910,739.73 = 34,366,242.93 : x
  2. Step 2: Convert to fraction form
    120,627,088.86/180,910,739.73 = 34,366,242.93/x
  3. Step 3: Cross multiply
    120,627,088.86x = 180,910,739.73 × 34,366,242.93
  4. Step 4: Simplify right side
    120,627,088.86x = 6,217,222,430,207,182
  5. Step 5: Solve for x
    x = 6,217,222,430,207,182/120,627,088.86
  6. Step 6: Final answer
    x = 51,540,847.82

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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.