Home / 127,539,673.60-191,339,864.64-41,278,080.64

Finding the Fourth Proportional to 127,539,673.60, 191,339,864.64 and 41,278,080.64

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Solution

The fourth proportional to 127,539,673.60, 191,339,864.64 and 41,278,080.64 is: 61,926,945.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,539,673.60 : 191,339,864.64 = 41,278,080.64 : x
  2. Step 2: Convert to fraction form
    127,539,673.60/191,339,864.64 = 41,278,080.64/x
  3. Step 3: Cross multiply
    127,539,673.60x = 191,339,864.64 × 41,278,080.64
  4. Step 4: Simplify right side
    127,539,673.60x = 7,898,142,362,256,604
  5. Step 5: Solve for x
    x = 7,898,142,362,256,604/127,539,673.60
  6. Step 6: Final answer
    x = 61,926,945.08

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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.