Home / 1,350,496,681.20-2,025,707,232.06-430,428,230.64

Finding the Fourth Proportional to 1,350,496,681.20, 2,025,707,232.06 and 430,428,230.64

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Solution

The fourth proportional to 1,350,496,681.20, 2,025,707,232.06 and 430,428,230.64 is: 645,630,301.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,496,681.20 : 2,025,707,232.06 = 430,428,230.64 : x
  2. Step 2: Convert to fraction form
    1,350,496,681.20/2,025,707,232.06 = 430,428,230.64/x
  3. Step 3: Cross multiply
    1,350,496,681.20x = 2,025,707,232.06 × 430,428,230.64
  4. Step 4: Simplify right side
    1,350,496,681.20x = 871,921,579,690,237,568
  5. Step 5: Solve for x
    x = 871,921,579,690,237,568/1,350,496,681.20
  6. Step 6: Final answer
    x = 645,630,301.67

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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.