Home / 147,428,200.20-221,142,300.30-50,369,358.90

Finding the Fourth Proportional to 147,428,200.20, 221,142,300.30 and 50,369,358.90

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Solution

The fourth proportional to 147,428,200.20, 221,142,300.30 and 50,369,358.90 is: 75,554,038.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,428,200.20 : 221,142,300.30 = 50,369,358.90 : x
  2. Step 2: Convert to fraction form
    147,428,200.20/221,142,300.30 = 50,369,358.90/x
  3. Step 3: Cross multiply
    147,428,200.20x = 221,142,300.30 × 50,369,358.90
  4. Step 4: Simplify right side
    147,428,200.20x = 11,138,795,891,782,278
  5. Step 5: Solve for x
    x = 11,138,795,891,782,278/147,428,200.20
  6. Step 6: Final answer
    x = 75,554,038.35

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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.