Home / 252,289,643.10-378,434,464.65-252,289,643.10

Finding the Fourth Proportional to 252,289,643.10, 378,434,464.65 and 252,289,643.10

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Solution

The fourth proportional to 252,289,643.10, 378,434,464.65 and 252,289,643.10 is: 378,434,464.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,289,643.10 : 378,434,464.65 = 252,289,643.10 : x
  2. Step 2: Convert to fraction form
    252,289,643.10/378,434,464.65 = 252,289,643.10/x
  3. Step 3: Cross multiply
    252,289,643.10x = 378,434,464.65 × 252,289,643.10
  4. Step 4: Simplify right side
    252,289,643.10x = 95,475,096,023,288,064
  5. Step 5: Solve for x
    x = 95,475,096,023,288,064/252,289,643.10
  6. Step 6: Final answer
    x = 378,434,464.65

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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.