Home / 967,975,145.20-1,452,529,588.20-354,621,372.40

Finding the Fourth Proportional to 967,975,145.20, 1,452,529,588.20 and 354,621,372.40

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Solution

The fourth proportional to 967,975,145.20, 1,452,529,588.20 and 354,621,372.40 is: 532,139,733.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,975,145.20 : 1,452,529,588.20 = 354,621,372.40 : x
  2. Step 2: Convert to fraction form
    967,975,145.20/1,452,529,588.20 = 354,621,372.40/x
  3. Step 3: Cross multiply
    967,975,145.20x = 1,452,529,588.20 × 354,621,372.40
  4. Step 4: Simplify right side
    967,975,145.20x = 515,098,036,019,090,816
  5. Step 5: Solve for x
    x = 515,098,036,019,090,816/967,975,145.20
  6. Step 6: Final answer
    x = 532,139,733.72

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1.5x scale

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.