Home / 141,922,562.40-212,883,843.60-127,561,845.60

Finding the Fourth Proportional to 141,922,562.40, 212,883,843.60 and 127,561,845.60

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Solution

The fourth proportional to 141,922,562.40, 212,883,843.60 and 127,561,845.60 is: 191,342,768.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,922,562.40 : 212,883,843.60 = 127,561,845.60 : x
  2. Step 2: Convert to fraction form
    141,922,562.40/212,883,843.60 = 127,561,845.60/x
  3. Step 3: Cross multiply
    141,922,562.40x = 212,883,843.60 × 127,561,845.60
  4. Step 4: Simplify right side
    141,922,562.40x = 27,155,855,988,037,748
  5. Step 5: Solve for x
    x = 27,155,855,988,037,748/141,922,562.40
  6. Step 6: Final answer
    x = 191,342,768.40

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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.