Home / 146,635,046.40-202,333,869.36-84,743,432.40

Finding the Fourth Proportional to 146,635,046.40, 202,333,869.36 and 84,743,432.40

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Solution

The fourth proportional to 146,635,046.40, 202,333,869.36 and 84,743,432.40 is: 116,932,936.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,635,046.40 : 202,333,869.36 = 84,743,432.40 : x
  2. Step 2: Convert to fraction form
    146,635,046.40/202,333,869.36 = 84,743,432.40/x
  3. Step 3: Cross multiply
    146,635,046.40x = 202,333,869.36 × 84,743,432.40
  4. Step 4: Simplify right side
    146,635,046.40x = 17,146,466,580,339,594
  5. Step 5: Solve for x
    x = 17,146,466,580,339,594/146,635,046.40
  6. Step 6: Final answer
    x = 116,932,936.57

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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.