Home / 219,636,826.36-303,117,995.88-120,536,699.40

Finding the Fourth Proportional to 219,636,826.36, 303,117,995.88 and 120,536,699.40

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Solution

The fourth proportional to 219,636,826.36, 303,117,995.88 and 120,536,699.40 is: 166,351,168.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,636,826.36 : 303,117,995.88 = 120,536,699.40 : x
  2. Step 2: Convert to fraction form
    219,636,826.36/303,117,995.88 = 120,536,699.40/x
  3. Step 3: Cross multiply
    219,636,826.36x = 303,117,995.88 × 120,536,699.40
  4. Step 4: Simplify right side
    219,636,826.36x = 36,536,842,752,118,000
  5. Step 5: Solve for x
    x = 36,536,842,752,118,000/219,636,826.36
  6. Step 6: Final answer
    x = 166,351,168.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.