Home / 179,129,993.04-247,275,666-120,426,703.92

Finding the Fourth Proportional to 179,129,993.04, 247,275,666 and 120,426,703.92

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Solution

The fourth proportional to 179,129,993.04, 247,275,666 and 120,426,703.92 is: 166,240,130.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,129,993.04 : 247,275,666 = 120,426,703.92 : x
  2. Step 2: Convert to fraction form
    179,129,993.04/247,275,666 = 120,426,703.92/x
  3. Step 3: Cross multiply
    179,129,993.04x = 247,275,666 × 120,426,703.92
  4. Step 4: Simplify right side
    179,129,993.04x = 29,778,593,416,002,812
  5. Step 5: Solve for x
    x = 29,778,593,416,002,812/179,129,993.04
  6. Step 6: Final answer
    x = 166,240,130.48

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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.