Home / 217,749,077.60-326,772,915.60-96,667,426.40

Finding the Fourth Proportional to 217,749,077.60, 326,772,915.60 and 96,667,426.40

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Solution

The fourth proportional to 217,749,077.60, 326,772,915.60 and 96,667,426.40 is: 145,067,419.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,749,077.60 : 326,772,915.60 = 96,667,426.40 : x
  2. Step 2: Convert to fraction form
    217,749,077.60/326,772,915.60 = 96,667,426.40/x
  3. Step 3: Cross multiply
    217,749,077.60x = 326,772,915.60 × 96,667,426.40
  4. Step 4: Simplify right side
    217,749,077.60x = 31,588,296,768,276,416
  5. Step 5: Solve for x
    x = 31,588,296,768,276,416/217,749,077.60
  6. Step 6: Final answer
    x = 145,067,419.42

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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.