Home / 3,079,780,365.40-4,619,103,677.70-1,913,161,082.20

Finding the Fourth Proportional to 3,079,780,365.40, 4,619,103,677.70 and 1,913,161,082.20

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Solution

The fourth proportional to 3,079,780,365.40, 4,619,103,677.70 and 1,913,161,082.20 is: 2,869,389,483.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,780,365.40 : 4,619,103,677.70 = 1,913,161,082.20 : x
  2. Step 2: Convert to fraction form
    3,079,780,365.40/4,619,103,677.70 = 1,913,161,082.20/x
  3. Step 3: Cross multiply
    3,079,780,365.40x = 4,619,103,677.70 × 1,913,161,082.20
  4. Step 4: Simplify right side
    3,079,780,365.40x = 8,837,089,390,822,532,096
  5. Step 5: Solve for x
    x = 8,837,089,390,822,532,096/3,079,780,365.40
  6. Step 6: Final answer
    x = 2,869,389,483.13

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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.