Home / 83,981,015,999.40-125,989,663,851.90-25,099,053,810.60

Finding the Fourth Proportional to 83,981,015,999.40, 125,989,663,851.90 and 25,099,053,810.60

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Solution

The fourth proportional to 83,981,015,999.40, 125,989,663,851.90 and 25,099,053,810.60 is: 37,654,002,097.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,981,015,999.40 : 125,989,663,851.90 = 25,099,053,810.60 : x
  2. Step 2: Convert to fraction form
    83,981,015,999.40/125,989,663,851.90 = 25,099,053,810.60/x
  3. Step 3: Cross multiply
    83,981,015,999.40x = 125,989,663,851.90 × 25,099,053,810.60
  4. Step 4: Simplify right side
    83,981,015,999.40x = 3,162,221,352,598,243,377,152
  5. Step 5: Solve for x
    x = 3,162,221,352,598,243,377,152/83,981,015,999.40
  6. Step 6: Final answer
    x = 37,654,002,097.58

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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.