Home / 64,161,330.60-96,255,992.70-18,719,423.40

Finding the Fourth Proportional to 64,161,330.60, 96,255,992.70 and 18,719,423.40

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Solution

The fourth proportional to 64,161,330.60, 96,255,992.70 and 18,719,423.40 is: 28,083,218.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,161,330.60 : 96,255,992.70 = 18,719,423.40 : x
  2. Step 2: Convert to fraction form
    64,161,330.60/96,255,992.70 = 18,719,423.40/x
  3. Step 3: Cross multiply
    64,161,330.60x = 96,255,992.70 × 18,719,423.40
  4. Step 4: Simplify right side
    64,161,330.60x = 1,801,856,682,138,609
  5. Step 5: Solve for x
    x = 1,801,856,682,138,609/64,161,330.60
  6. Step 6: Final answer
    x = 28,083,218.74

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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.