Home / 219,897,905.40-329,846,858.10-146,240,182.80

Finding the Fourth Proportional to 219,897,905.40, 329,846,858.10 and 146,240,182.80

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Solution

The fourth proportional to 219,897,905.40, 329,846,858.10 and 146,240,182.80 is: 219,360,274.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,897,905.40 : 329,846,858.10 = 146,240,182.80 : x
  2. Step 2: Convert to fraction form
    219,897,905.40/329,846,858.10 = 146,240,182.80/x
  3. Step 3: Cross multiply
    219,897,905.40x = 329,846,858.10 × 146,240,182.80
  4. Step 4: Simplify right side
    219,897,905.40x = 48,236,864,824,549,672
  5. Step 5: Solve for x
    x = 48,236,864,824,549,672/219,897,905.40
  6. Step 6: Final answer
    x = 219,360,274.20

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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.