Home / 118,883,372.96-164,060,243.10-66,671,287.62

Finding the Fourth Proportional to 118,883,372.96, 164,060,243.10 and 66,671,287.62

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Solution

The fourth proportional to 118,883,372.96, 164,060,243.10 and 66,671,287.62 is: 92,007,043.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,883,372.96 : 164,060,243.10 = 66,671,287.62 : x
  2. Step 2: Convert to fraction form
    118,883,372.96/164,060,243.10 = 66,671,287.62/x
  3. Step 3: Cross multiply
    118,883,372.96x = 164,060,243.10 × 66,671,287.62
  4. Step 4: Simplify right side
    118,883,372.96x = 10,938,107,654,111,994
  5. Step 5: Solve for x
    x = 10,938,107,654,111,994/118,883,372.96
  6. Step 6: Final answer
    x = 92,007,043.39

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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.