Home / 219,498,943.80-329,248,415.70-73,884,109.80

Finding the Fourth Proportional to 219,498,943.80, 329,248,415.70 and 73,884,109.80

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Solution

The fourth proportional to 219,498,943.80, 329,248,415.70 and 73,884,109.80 is: 110,826,164.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,498,943.80 : 329,248,415.70 = 73,884,109.80 : x
  2. Step 2: Convert to fraction form
    219,498,943.80/329,248,415.70 = 73,884,109.80/x
  3. Step 3: Cross multiply
    219,498,943.80x = 329,248,415.70 × 73,884,109.80
  4. Step 4: Simplify right side
    219,498,943.80x = 24,326,226,097,054,840
  5. Step 5: Solve for x
    x = 24,326,226,097,054,840/219,498,943.80
  6. Step 6: Final answer
    x = 110,826,164.70

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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.