Home / 69,199,203.60-103,727,946.60-40,430,530.80

Finding the Fourth Proportional to 69,199,203.60, 103,727,946.60 and 40,430,530.80

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Solution

The fourth proportional to 69,199,203.60, 103,727,946.60 and 40,430,530.80 is: 60,604,396.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,199,203.60 : 103,727,946.60 = 40,430,530.80 : x
  2. Step 2: Convert to fraction form
    69,199,203.60/103,727,946.60 = 40,430,530.80/x
  3. Step 3: Cross multiply
    69,199,203.60x = 103,727,946.60 × 40,430,530.80
  4. Step 4: Simplify right side
    69,199,203.60x = 4,193,775,939,832,054.50
  5. Step 5: Solve for x
    x = 4,193,775,939,832,054.50/69,199,203.60
  6. Step 6: Final answer
    x = 60,604,396.03

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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.