Home / 156,550,409.20-234,825,613.80-147,622,200.40

Finding the Fourth Proportional to 156,550,409.20, 234,825,613.80 and 147,622,200.40

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Solution

The fourth proportional to 156,550,409.20, 234,825,613.80 and 147,622,200.40 is: 221,433,300.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,550,409.20 : 234,825,613.80 = 147,622,200.40 : x
  2. Step 2: Convert to fraction form
    156,550,409.20/234,825,613.80 = 147,622,200.40/x
  3. Step 3: Cross multiply
    156,550,409.20x = 234,825,613.80 × 147,622,200.40
  4. Step 4: Simplify right side
    156,550,409.20x = 34,665,473,819,436,608
  5. Step 5: Solve for x
    x = 34,665,473,819,436,608/156,550,409.20
  6. Step 6: Final answer
    x = 221,433,300.60

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1.5x scale

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.