Home / 147,434,644.20-221,151,966.30-65,553,364.20

Finding the Fourth Proportional to 147,434,644.20, 221,151,966.30 and 65,553,364.20

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Solution

The fourth proportional to 147,434,644.20, 221,151,966.30 and 65,553,364.20 is: 98,330,046.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,434,644.20 : 221,151,966.30 = 65,553,364.20 : x
  2. Step 2: Convert to fraction form
    147,434,644.20/221,151,966.30 = 65,553,364.20/x
  3. Step 3: Cross multiply
    147,434,644.20x = 221,151,966.30 × 65,553,364.20
  4. Step 4: Simplify right side
    147,434,644.20x = 14,497,255,390,410,028
  5. Step 5: Solve for x
    x = 14,497,255,390,410,028/147,434,644.20
  6. Step 6: Final answer
    x = 98,330,046.30

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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.