Home / 121,355,091.86-182,162,174.70-52,301,973.83

Finding the Fourth Proportional to 121,355,091.86, 182,162,174.70 and 52,301,973.83

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Solution

The fourth proportional to 121,355,091.86, 182,162,174.70 and 52,301,973.83 is: 78,508,788.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,355,091.86 : 182,162,174.70 = 52,301,973.83 : x
  2. Step 2: Convert to fraction form
    121,355,091.86/182,162,174.70 = 52,301,973.83/x
  3. Step 3: Cross multiply
    121,355,091.86x = 182,162,174.70 × 52,301,973.83
  4. Step 4: Simplify right side
    121,355,091.86x = 9,527,441,293,064,478
  5. Step 5: Solve for x
    x = 9,527,441,293,064,478/121,355,091.86
  6. Step 6: Final answer
    x = 78,508,788.94

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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.