Home / 162,840,606.30-244,260,909.45-72,141,342.30

Finding the Fourth Proportional to 162,840,606.30, 244,260,909.45 and 72,141,342.30

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Solution

The fourth proportional to 162,840,606.30, 244,260,909.45 and 72,141,342.30 is: 108,212,013.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,840,606.30 : 244,260,909.45 = 72,141,342.30 : x
  2. Step 2: Convert to fraction form
    162,840,606.30/244,260,909.45 = 72,141,342.30/x
  3. Step 3: Cross multiply
    162,840,606.30x = 244,260,909.45 × 72,141,342.30
  4. Step 4: Simplify right side
    162,840,606.30x = 17,621,309,879,141,754
  5. Step 5: Solve for x
    x = 17,621,309,879,141,754/162,840,606.30
  6. Step 6: Final answer
    x = 108,212,013.45

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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.