Home / 78,349,793.94-108,089,176.68-48,930,051.24

Finding the Fourth Proportional to 78,349,793.94, 108,089,176.68 and 48,930,051.24

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Solution

The fourth proportional to 78,349,793.94, 108,089,176.68 and 48,930,051.24 is: 67,502,525.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,349,793.94 : 108,089,176.68 = 48,930,051.24 : x
  2. Step 2: Convert to fraction form
    78,349,793.94/108,089,176.68 = 48,930,051.24/x
  3. Step 3: Cross multiply
    78,349,793.94x = 108,089,176.68 × 48,930,051.24
  4. Step 4: Simplify right side
    78,349,793.94x = 5,288,808,953,441,814
  5. Step 5: Solve for x
    x = 5,288,808,953,441,814/78,349,793.94
  6. Step 6: Final answer
    x = 67,502,525.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.