Home / 784,840,499.55-1,177,260,749.33-552,388,206.15

Finding the Fourth Proportional to 784,840,499.55, 1,177,260,749.33 and 552,388,206.15

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Solution

The fourth proportional to 784,840,499.55, 1,177,260,749.33 and 552,388,206.15 is: 828,582,309.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,840,499.55 : 1,177,260,749.33 = 552,388,206.15 : x
  2. Step 2: Convert to fraction form
    784,840,499.55/1,177,260,749.33 = 552,388,206.15/x
  3. Step 3: Cross multiply
    784,840,499.55x = 1,177,260,749.33 × 552,388,206.15
  4. Step 4: Simplify right side
    784,840,499.55x = 650,304,953,490,441,600
  5. Step 5: Solve for x
    x = 650,304,953,490,441,600/784,840,499.55
  6. Step 6: Final answer
    x = 828,582,309.23

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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.