Home / 52,130,200.20-78,195,300.30-40,060,584.60

Finding the Fourth Proportional to 52,130,200.20, 78,195,300.30 and 40,060,584.60

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Solution

The fourth proportional to 52,130,200.20, 78,195,300.30 and 40,060,584.60 is: 60,090,876.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,130,200.20 : 78,195,300.30 = 40,060,584.60 : x
  2. Step 2: Convert to fraction form
    52,130,200.20/78,195,300.30 = 40,060,584.60/x
  3. Step 3: Cross multiply
    52,130,200.20x = 78,195,300.30 × 40,060,584.60
  4. Step 4: Simplify right side
    52,130,200.20x = 3,132,549,442,990,555.50
  5. Step 5: Solve for x
    x = 3,132,549,442,990,555.50/52,130,200.20
  6. Step 6: Final answer
    x = 60,090,876.90

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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.