Home / 79,403,999.60-119,105,999.40-33,970,386.80

Finding the Fourth Proportional to 79,403,999.60, 119,105,999.40 and 33,970,386.80

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Solution

The fourth proportional to 79,403,999.60, 119,105,999.40 and 33,970,386.80 is: 50,955,580.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,403,999.60 : 119,105,999.40 = 33,970,386.80 : x
  2. Step 2: Convert to fraction form
    79,403,999.60/119,105,999.40 = 33,970,386.80/x
  3. Step 3: Cross multiply
    79,403,999.60x = 119,105,999.40 × 33,970,386.80
  4. Step 4: Simplify right side
    79,403,999.60x = 4,046,076,869,818,568
  5. Step 5: Solve for x
    x = 4,046,076,869,818,568/79,403,999.60
  6. Step 6: Final answer
    x = 50,955,580.20

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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.