Home / 141,455,364.93-212,183,057.12-39,219,405.39

Finding the Fourth Proportional to 141,455,364.93, 212,183,057.12 and 39,219,405.39

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Solution

The fourth proportional to 141,455,364.93, 212,183,057.12 and 39,219,405.39 is: 58,829,110.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,455,364.93 : 212,183,057.12 = 39,219,405.39 : x
  2. Step 2: Convert to fraction form
    141,455,364.93/212,183,057.12 = 39,219,405.39/x
  3. Step 3: Cross multiply
    141,455,364.93x = 212,183,057.12 × 39,219,405.39
  4. Step 4: Simplify right side
    141,455,364.93x = 8,321,693,333,882,709
  5. Step 5: Solve for x
    x = 8,321,693,333,882,709/141,455,364.93
  6. Step 6: Final answer
    x = 58,829,110.78

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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.