Home / 155,341,429.67-214,451,771.38-113,478,488.03

Finding the Fourth Proportional to 155,341,429.67, 214,451,771.38 and 113,478,488.03

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Solution

The fourth proportional to 155,341,429.67, 214,451,771.38 and 113,478,488.03 is: 156,659,191.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,341,429.67 : 214,451,771.38 = 113,478,488.03 : x
  2. Step 2: Convert to fraction form
    155,341,429.67/214,451,771.38 = 113,478,488.03/x
  3. Step 3: Cross multiply
    155,341,429.67x = 214,451,771.38 × 113,478,488.03
  4. Step 4: Simplify right side
    155,341,429.67x = 24,335,662,771,557,628
  5. Step 5: Solve for x
    x = 24,335,662,771,557,628/155,341,429.67
  6. Step 6: Final answer
    x = 156,659,191.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.