Home / 306,487,226.40-459,730,839.60-291,370,682.40

Finding the Fourth Proportional to 306,487,226.40, 459,730,839.60 and 291,370,682.40

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Solution

The fourth proportional to 306,487,226.40, 459,730,839.60 and 291,370,682.40 is: 437,056,023.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,487,226.40 : 459,730,839.60 = 291,370,682.40 : x
  2. Step 2: Convert to fraction form
    306,487,226.40/459,730,839.60 = 291,370,682.40/x
  3. Step 3: Cross multiply
    306,487,226.40x = 459,730,839.60 × 291,370,682.40
  4. Step 4: Simplify right side
    306,487,226.40x = 133,952,088,454,576,944
  5. Step 5: Solve for x
    x = 133,952,088,454,576,944/306,487,226.40
  6. Step 6: Final answer
    x = 437,056,023.60

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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.