Home / 451,047,490.08-622,462,646.40-252,812,648.64

Finding the Fourth Proportional to 451,047,490.08, 622,462,646.40 and 252,812,648.64

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Solution

The fourth proportional to 451,047,490.08, 622,462,646.40 and 252,812,648.64 is: 348,891,045.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,047,490.08 : 622,462,646.40 = 252,812,648.64 : x
  2. Step 2: Convert to fraction form
    451,047,490.08/622,462,646.40 = 252,812,648.64/x
  3. Step 3: Cross multiply
    451,047,490.08x = 622,462,646.40 × 252,812,648.64
  4. Step 4: Simplify right side
    451,047,490.08x = 157,366,430,315,847,744
  5. Step 5: Solve for x
    x = 157,366,430,315,847,744/451,047,490.08
  6. Step 6: Final answer
    x = 348,891,045.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.