Home / 149,775,291.20-224,662,936.80-131,262,190.40

Finding the Fourth Proportional to 149,775,291.20, 224,662,936.80 and 131,262,190.40

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Solution

The fourth proportional to 149,775,291.20, 224,662,936.80 and 131,262,190.40 is: 196,893,285.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,775,291.20 : 224,662,936.80 = 131,262,190.40 : x
  2. Step 2: Convert to fraction form
    149,775,291.20/224,662,936.80 = 131,262,190.40/x
  3. Step 3: Cross multiply
    149,775,291.20x = 224,662,936.80 × 131,262,190.40
  4. Step 4: Simplify right side
    149,775,291.20x = 29,489,749,186,064,768
  5. Step 5: Solve for x
    x = 29,489,749,186,064,768/149,775,291.20
  6. Step 6: Final answer
    x = 196,893,285.60

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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.