Home / 130,014,411.10-195,085,520.82-52,288,212.40

Finding the Fourth Proportional to 130,014,411.10, 195,085,520.82 and 52,288,212.40

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Solution

The fourth proportional to 130,014,411.10, 195,085,520.82 and 52,288,212.40 is: 78,458,019.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,014,411.10 : 195,085,520.82 = 52,288,212.40 : x
  2. Step 2: Convert to fraction form
    130,014,411.10/195,085,520.82 = 52,288,212.40/x
  3. Step 3: Cross multiply
    130,014,411.10x = 195,085,520.82 × 52,288,212.40
  4. Step 4: Simplify right side
    130,014,411.10x = 10,200,673,148,800,782
  5. Step 5: Solve for x
    x = 10,200,673,148,800,782/130,014,411.10
  6. Step 6: Final answer
    x = 78,458,019.10

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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.