Home / 272,802,022.20-409,203,033.30-163,962,905.40

Finding the Fourth Proportional to 272,802,022.20, 409,203,033.30 and 163,962,905.40

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Solution

The fourth proportional to 272,802,022.20, 409,203,033.30 and 163,962,905.40 is: 245,944,358.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,802,022.20 : 409,203,033.30 = 163,962,905.40 : x
  2. Step 2: Convert to fraction form
    272,802,022.20/409,203,033.30 = 163,962,905.40/x
  3. Step 3: Cross multiply
    272,802,022.20x = 409,203,033.30 × 163,962,905.40
  4. Step 4: Simplify right side
    272,802,022.20x = 67,094,118,238,360,952
  5. Step 5: Solve for x
    x = 67,094,118,238,360,952/272,802,022.20
  6. Step 6: Final answer
    x = 245,944,358.10

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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.