Home / 219,310,043.40-328,965,065.10-176,263,322.40

Finding the Fourth Proportional to 219,310,043.40, 328,965,065.10 and 176,263,322.40

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Solution

The fourth proportional to 219,310,043.40, 328,965,065.10 and 176,263,322.40 is: 264,394,983.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,310,043.40 : 328,965,065.10 = 176,263,322.40 : x
  2. Step 2: Convert to fraction form
    219,310,043.40/328,965,065.10 = 176,263,322.40/x
  3. Step 3: Cross multiply
    219,310,043.40x = 328,965,065.10 × 176,263,322.40
  4. Step 4: Simplify right side
    219,310,043.40x = 57,984,475,328,058,296
  5. Step 5: Solve for x
    x = 57,984,475,328,058,296/219,310,043.40
  6. Step 6: Final answer
    x = 264,394,983.60

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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.