Home / 1,818,716,433.65-2,728,074,650.48-784,744,824.05

Finding the Fourth Proportional to 1,818,716,433.65, 2,728,074,650.48 and 784,744,824.05

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Solution

The fourth proportional to 1,818,716,433.65, 2,728,074,650.48 and 784,744,824.05 is: 1,177,117,236.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,716,433.65 : 2,728,074,650.48 = 784,744,824.05 : x
  2. Step 2: Convert to fraction form
    1,818,716,433.65/2,728,074,650.48 = 784,744,824.05/x
  3. Step 3: Cross multiply
    1,818,716,433.65x = 2,728,074,650.48 × 784,744,824.05
  4. Step 4: Simplify right side
    1,818,716,433.65x = 2,140,842,461,582,268,928
  5. Step 5: Solve for x
    x = 2,140,842,461,582,268,928/1,818,716,433.65
  6. Step 6: Final answer
    x = 1,177,117,236.08

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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.