Home / 85,376,860.76-117,820,042.92-46,218,608.48

Finding the Fourth Proportional to 85,376,860.76, 117,820,042.92 and 46,218,608.48

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Solution

The fourth proportional to 85,376,860.76, 117,820,042.92 and 46,218,608.48 is: 63,781,666.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,376,860.76 : 117,820,042.92 = 46,218,608.48 : x
  2. Step 2: Convert to fraction form
    85,376,860.76/117,820,042.92 = 46,218,608.48/x
  3. Step 3: Cross multiply
    85,376,860.76x = 117,820,042.92 × 46,218,608.48
  4. Step 4: Simplify right side
    85,376,860.76x = 5,445,478,434,816,276
  5. Step 5: Solve for x
    x = 5,445,478,434,816,276/85,376,860.76
  6. Step 6: Final answer
    x = 63,781,666.21

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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.