Home / 149,710,241.20-224,640,011.40-85,063,687.60

Finding the Fourth Proportional to 149,710,241.20, 224,640,011.40 and 85,063,687.60

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Solution

The fourth proportional to 149,710,241.20, 224,640,011.40 and 85,063,687.60 is: 127,637,946.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,710,241.20 : 224,640,011.40 = 85,063,687.60 : x
  2. Step 2: Convert to fraction form
    149,710,241.20/224,640,011.40 = 85,063,687.60/x
  3. Step 3: Cross multiply
    149,710,241.20x = 224,640,011.40 × 85,063,687.60
  4. Step 4: Simplify right side
    149,710,241.20x = 19,108,707,752,190,036
  5. Step 5: Solve for x
    x = 19,108,707,752,190,036/149,710,241.20
  6. Step 6: Final answer
    x = 127,637,946.47

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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.