Home / 160,206,159.94-221,088,847.96-90,601,949.50

Finding the Fourth Proportional to 160,206,159.94, 221,088,847.96 and 90,601,949.50

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Solution

The fourth proportional to 160,206,159.94, 221,088,847.96 and 90,601,949.50 is: 125,033,148.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,206,159.94 : 221,088,847.96 = 90,601,949.50 : x
  2. Step 2: Convert to fraction form
    160,206,159.94/221,088,847.96 = 90,601,949.50/x
  3. Step 3: Cross multiply
    160,206,159.94x = 221,088,847.96 × 90,601,949.50
  4. Step 4: Simplify right side
    160,206,159.94x = 20,031,080,637,885,100
  5. Step 5: Solve for x
    x = 20,031,080,637,885,100/160,206,159.94
  6. Step 6: Final answer
    x = 125,033,148.82

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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.