Home / 121,327,403.68-181,973,166.65-44,632,495.76

Finding the Fourth Proportional to 121,327,403.68, 181,973,166.65 and 44,632,495.76

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Solution

The fourth proportional to 121,327,403.68, 181,973,166.65 and 44,632,495.76 is: 66,942,144.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,327,403.68 : 181,973,166.65 = 44,632,495.76 : x
  2. Step 2: Convert to fraction form
    121,327,403.68/181,973,166.65 = 44,632,495.76/x
  3. Step 3: Cross multiply
    121,327,403.68x = 181,973,166.65 × 44,632,495.76
  4. Step 4: Simplify right side
    121,327,403.68x = 8,121,916,588,716,736
  5. Step 5: Solve for x
    x = 8,121,916,588,716,736/121,327,403.68
  6. Step 6: Final answer
    x = 66,942,144.50

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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.