Home / 221,617,006.40-332,425,509.60-119,580,334.40

Finding the Fourth Proportional to 221,617,006.40, 332,425,509.60 and 119,580,334.40

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Solution

The fourth proportional to 221,617,006.40, 332,425,509.60 and 119,580,334.40 is: 179,370,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,617,006.40 : 332,425,509.60 = 119,580,334.40 : x
  2. Step 2: Convert to fraction form
    221,617,006.40/332,425,509.60 = 119,580,334.40/x
  3. Step 3: Cross multiply
    221,617,006.40x = 332,425,509.60 × 119,580,334.40
  4. Step 4: Simplify right side
    221,617,006.40x = 39,751,553,601,058,416
  5. Step 5: Solve for x
    x = 39,751,553,601,058,416/221,617,006.40
  6. Step 6: Final answer
    x = 179,370,501.60

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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.