Home / 217,455,597.90-300,088,774.28-119,670,453.90

Finding the Fourth Proportional to 217,455,597.90, 300,088,774.28 and 119,670,453.90

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Solution

The fourth proportional to 217,455,597.90, 300,088,774.28 and 119,670,453.90 is: 165,145,253.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,455,597.90 : 300,088,774.28 = 119,670,453.90 : x
  2. Step 2: Convert to fraction form
    217,455,597.90/300,088,774.28 = 119,670,453.90/x
  3. Step 3: Cross multiply
    217,455,597.90x = 300,088,774.28 × 119,670,453.90
  4. Step 4: Simplify right side
    217,455,597.90x = 35,911,759,827,783,892
  5. Step 5: Solve for x
    x = 35,911,759,827,783,892/217,455,597.90
  6. Step 6: Final answer
    x = 165,145,253.44

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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.