Home / 145,374,912.20-218,365,632.30-122,700,096.20

Finding the Fourth Proportional to 145,374,912.20, 218,365,632.30 and 122,700,096.20

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Solution

The fourth proportional to 145,374,912.20, 218,365,632.30 and 122,700,096.20 is: 184,306,106.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,374,912.20 : 218,365,632.30 = 122,700,096.20 : x
  2. Step 2: Convert to fraction form
    145,374,912.20/218,365,632.30 = 122,700,096.20/x
  3. Step 3: Cross multiply
    145,374,912.20x = 218,365,632.30 × 122,700,096.20
  4. Step 4: Simplify right side
    145,374,912.20x = 26,793,484,089,983,828
  5. Step 5: Solve for x
    x = 26,793,484,089,983,828/145,374,912.20
  6. Step 6: Final answer
    x = 184,306,106.77

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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.