Home / 473,002,538.00-648,002,652.12-455,317,989.44

Finding the Fourth Proportional to 473,002,538.00, 648,002,652.12 and 455,317,989.44

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Solution

The fourth proportional to 473,002,538.00, 648,002,652.12 and 455,317,989.44 is: 623,775,225.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,002,538.00 : 648,002,652.12 = 455,317,989.44 : x
  2. Step 2: Convert to fraction form
    473,002,538.00/648,002,652.12 = 455,317,989.44/x
  3. Step 3: Cross multiply
    473,002,538.00x = 648,002,652.12 × 455,317,989.44
  4. Step 4: Simplify right side
    473,002,538.00x = 295,047,264,711,826,176
  5. Step 5: Solve for x
    x = 295,047,264,711,826,176/473,002,538.00
  6. Step 6: Final answer
    x = 623,775,225.31

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.