Home / 497,764,150.20-746,646,225.30-315,420,060.60

Finding the Fourth Proportional to 497,764,150.20, 746,646,225.30 and 315,420,060.60

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Solution

The fourth proportional to 497,764,150.20, 746,646,225.30 and 315,420,060.60 is: 473,130,090.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,764,150.20 : 746,646,225.30 = 315,420,060.60 : x
  2. Step 2: Convert to fraction form
    497,764,150.20/746,646,225.30 = 315,420,060.60/x
  3. Step 3: Cross multiply
    497,764,150.20x = 746,646,225.30 × 315,420,060.60
  4. Step 4: Simplify right side
    497,764,150.20x = 235,507,197,630,887,264
  5. Step 5: Solve for x
    x = 235,507,197,630,887,264/497,764,150.20
  6. Step 6: Final answer
    x = 473,130,090.90

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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.