Home / 149,364,080.70-224,046,121.05-84,793,999.20

Finding the Fourth Proportional to 149,364,080.70, 224,046,121.05 and 84,793,999.20

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Solution

The fourth proportional to 149,364,080.70, 224,046,121.05 and 84,793,999.20 is: 127,190,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,364,080.70 : 224,046,121.05 = 84,793,999.20 : x
  2. Step 2: Convert to fraction form
    149,364,080.70/224,046,121.05 = 84,793,999.20/x
  3. Step 3: Cross multiply
    149,364,080.70x = 224,046,121.05 × 84,793,999.20
  4. Step 4: Simplify right side
    149,364,080.70x = 18,997,766,609,076,804
  5. Step 5: Solve for x
    x = 18,997,766,609,076,804/149,364,080.70
  6. Step 6: Final answer
    x = 127,190,998.80

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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.