Home / 120,780,181.40-181,170,272.10-29,903,771.48

Finding the Fourth Proportional to 120,780,181.40, 181,170,272.10 and 29,903,771.48

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Solution

The fourth proportional to 120,780,181.40, 181,170,272.10 and 29,903,771.48 is: 44,855,657.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,780,181.40 : 181,170,272.10 = 29,903,771.48 : x
  2. Step 2: Convert to fraction form
    120,780,181.40/181,170,272.10 = 29,903,771.48/x
  3. Step 3: Cross multiply
    120,780,181.40x = 181,170,272.10 × 29,903,771.48
  4. Step 4: Simplify right side
    120,780,181.40x = 5,417,674,415,847,820
  5. Step 5: Solve for x
    x = 5,417,674,415,847,820/120,780,181.40
  6. Step 6: Final answer
    x = 44,855,657.22

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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.