Home / 133,029,751.20-199,395,327.60-56,339,728.80

Finding the Fourth Proportional to 133,029,751.20, 199,395,327.60 and 56,339,728.80

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Solution

The fourth proportional to 133,029,751.20, 199,395,327.60 and 56,339,728.80 is: 84,446,363.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,029,751.20 : 199,395,327.60 = 56,339,728.80 : x
  2. Step 2: Convert to fraction form
    133,029,751.20/199,395,327.60 = 56,339,728.80/x
  3. Step 3: Cross multiply
    133,029,751.20x = 199,395,327.60 × 56,339,728.80
  4. Step 4: Simplify right side
    133,029,751.20x = 11,233,878,680,971,154
  5. Step 5: Solve for x
    x = 11,233,878,680,971,154/133,029,751.20
  6. Step 6: Final answer
    x = 84,446,363.16

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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.