Home / 64,512,138.60-96,768,207.90-48,586,890.60

Finding the Fourth Proportional to 64,512,138.60, 96,768,207.90 and 48,586,890.60

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Solution

The fourth proportional to 64,512,138.60, 96,768,207.90 and 48,586,890.60 is: 72,880,335.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,512,138.60 : 96,768,207.90 = 48,586,890.60 : x
  2. Step 2: Convert to fraction form
    64,512,138.60/96,768,207.90 = 48,586,890.60/x
  3. Step 3: Cross multiply
    64,512,138.60x = 96,768,207.90 × 48,586,890.60
  4. Step 4: Simplify right side
    64,512,138.60x = 4,701,666,330,795,356
  5. Step 5: Solve for x
    x = 4,701,666,330,795,356/64,512,138.60
  6. Step 6: Final answer
    x = 72,880,335.90

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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.