Home / 240,443,473.32-331,812,624.54-130,435,186.32

Finding the Fourth Proportional to 240,443,473.32, 331,812,624.54 and 130,435,186.32

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Solution

The fourth proportional to 240,443,473.32, 331,812,624.54 and 130,435,186.32 is: 180,000,899.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,443,473.32 : 331,812,624.54 = 130,435,186.32 : x
  2. Step 2: Convert to fraction form
    240,443,473.32/331,812,624.54 = 130,435,186.32/x
  3. Step 3: Cross multiply
    240,443,473.32x = 331,812,624.54 × 130,435,186.32
  4. Step 4: Simplify right side
    240,443,473.32x = 43,280,041,505,203,104
  5. Step 5: Solve for x
    x = 43,280,041,505,203,104/240,443,473.32
  6. Step 6: Final answer
    x = 180,000,899.62

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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.