Home / 499,295,251.20-747,483,062.40-355,968,019.20

Finding the Fourth Proportional to 499,295,251.20, 747,483,062.40 and 355,968,019.20

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Solution

The fourth proportional to 499,295,251.20, 747,483,062.40 and 355,968,019.20 is: 532,911,267.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,295,251.20 : 747,483,062.40 = 355,968,019.20 : x
  2. Step 2: Convert to fraction form
    499,295,251.20/747,483,062.40 = 355,968,019.20/x
  3. Step 3: Cross multiply
    499,295,251.20x = 747,483,062.40 × 355,968,019.20
  4. Step 4: Simplify right side
    499,295,251.20x = 266,080,065,108,077,984
  5. Step 5: Solve for x
    x = 266,080,065,108,077,984/499,295,251.20
  6. Step 6: Final answer
    x = 532,911,267.37

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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.