Home / 221,689,059.60-332,533,589.40-216,020,355.60

Finding the Fourth Proportional to 221,689,059.60, 332,533,589.40 and 216,020,355.60

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Solution

The fourth proportional to 221,689,059.60, 332,533,589.40 and 216,020,355.60 is: 324,030,533.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,689,059.60 : 332,533,589.40 = 216,020,355.60 : x
  2. Step 2: Convert to fraction form
    221,689,059.60/332,533,589.40 = 216,020,355.60/x
  3. Step 3: Cross multiply
    221,689,059.60x = 332,533,589.40 × 216,020,355.60
  4. Step 4: Simplify right side
    221,689,059.60x = 71,834,024,231,132,384
  5. Step 5: Solve for x
    x = 71,834,024,231,132,384/221,689,059.60
  6. Step 6: Final answer
    x = 324,030,533.40

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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.