Home / 156,452,556.90-234,762,816.15-65,585,331.30

Finding the Fourth Proportional to 156,452,556.90, 234,762,816.15 and 65,585,331.30

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Solution

The fourth proportional to 156,452,556.90, 234,762,816.15 and 65,585,331.30 is: 98,413,201.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,452,556.90 : 234,762,816.15 = 65,585,331.30 : x
  2. Step 2: Convert to fraction form
    156,452,556.90/234,762,816.15 = 65,585,331.30/x
  3. Step 3: Cross multiply
    156,452,556.90x = 234,762,816.15 × 65,585,331.30
  4. Step 4: Simplify right side
    156,452,556.90x = 15,396,997,074,118,740
  5. Step 5: Solve for x
    x = 15,396,997,074,118,740/156,452,556.90
  6. Step 6: Final answer
    x = 98,413,201.93

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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.