Home / 219,498,334.32-302,885,866.84-126,708,735.28

Finding the Fourth Proportional to 219,498,334.32, 302,885,866.84 and 126,708,735.28

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Solution

The fourth proportional to 219,498,334.32, 302,885,866.84 and 126,708,735.28 is: 174,845,450.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,498,334.32 : 302,885,866.84 = 126,708,735.28 : x
  2. Step 2: Convert to fraction form
    219,498,334.32/302,885,866.84 = 126,708,735.28/x
  3. Step 3: Cross multiply
    219,498,334.32x = 302,885,866.84 × 126,708,735.28
  4. Step 4: Simplify right side
    219,498,334.32x = 38,378,285,121,482,888
  5. Step 5: Solve for x
    x = 38,378,285,121,482,888/219,498,334.32
  6. Step 6: Final answer
    x = 174,845,450.38

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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.