Home / 86,010,505.86-118,694,659.05-51,204,400.86

Finding the Fourth Proportional to 86,010,505.86, 118,694,659.05 and 51,204,400.86

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Solution

The fourth proportional to 86,010,505.86, 118,694,659.05 and 51,204,400.86 is: 70,662,169.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,010,505.86 : 118,694,659.05 = 51,204,400.86 : x
  2. Step 2: Convert to fraction form
    86,010,505.86/118,694,659.05 = 51,204,400.86/x
  3. Step 3: Cross multiply
    86,010,505.86x = 118,694,659.05 × 51,204,400.86
  4. Step 4: Simplify right side
    86,010,505.86x = 6,077,688,901,937,227
  5. Step 5: Solve for x
    x = 6,077,688,901,937,227/86,010,505.86
  6. Step 6: Final answer
    x = 70,662,169.01

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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.