Home / 373,248,016.80-559,872,025.20-256,346,743.20

Finding the Fourth Proportional to 373,248,016.80, 559,872,025.20 and 256,346,743.20

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Solution

The fourth proportional to 373,248,016.80, 559,872,025.20 and 256,346,743.20 is: 384,520,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,248,016.80 : 559,872,025.20 = 256,346,743.20 : x
  2. Step 2: Convert to fraction form
    373,248,016.80/559,872,025.20 = 256,346,743.20/x
  3. Step 3: Cross multiply
    373,248,016.80x = 559,872,025.20 × 256,346,743.20
  4. Step 4: Simplify right side
    373,248,016.80x = 143,521,370,268,808,336
  5. Step 5: Solve for x
    x = 143,521,370,268,808,336/373,248,016.80
  6. Step 6: Final answer
    x = 384,520,114.80

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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.