Home / 160,004,773,054.72-220,786,292,179.20-87,727,818,367.36

Finding the Fourth Proportional to 160,004,773,054.72, 220,786,292,179.20 and 87,727,818,367.36

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Solution

The fourth proportional to 160,004,773,054.72, 220,786,292,179.20 and 87,727,818,367.36 is: 121,053,262,152.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,004,773,054.72 : 220,786,292,179.20 = 87,727,818,367.36 : x
  2. Step 2: Convert to fraction form
    160,004,773,054.72/220,786,292,179.20 = 87,727,818,367.36/x
  3. Step 3: Cross multiply
    160,004,773,054.72x = 220,786,292,179.20 × 87,727,818,367.36
  4. Step 4: Simplify right side
    160,004,773,054.72x = 19,369,099,738,299,735,474,176
  5. Step 5: Solve for x
    x = 19,369,099,738,299,735,474,176/160,004,773,054.72
  6. Step 6: Final answer
    x = 121,053,262,152.85

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1.5x scale

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.