Home / 149,520,237.60-224,038,911.60-84,631,072.80

Finding the Fourth Proportional to 149,520,237.60, 224,038,911.60 and 84,631,072.80

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Solution

The fourth proportional to 149,520,237.60, 224,038,911.60 and 84,631,072.80 is: 126,809,947.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,520,237.60 : 224,038,911.60 = 84,631,072.80 : x
  2. Step 2: Convert to fraction form
    149,520,237.60/224,038,911.60 = 84,631,072.80/x
  3. Step 3: Cross multiply
    149,520,237.60x = 224,038,911.60 × 84,631,072.80
  4. Step 4: Simplify right side
    149,520,237.60x = 18,960,653,437,652,364
  5. Step 5: Solve for x
    x = 18,960,653,437,652,364/149,520,237.60
  6. Step 6: Final answer
    x = 126,809,947.22

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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.