Home / 162,878,891.04-243,786,619.44-119,736,675.36

Finding the Fourth Proportional to 162,878,891.04, 243,786,619.44 and 119,736,675.36

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Solution

The fourth proportional to 162,878,891.04, 243,786,619.44 and 119,736,675.36 is: 179,214,133.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,878,891.04 : 243,786,619.44 = 119,736,675.36 : x
  2. Step 2: Convert to fraction form
    162,878,891.04/243,786,619.44 = 119,736,675.36/x
  3. Step 3: Cross multiply
    162,878,891.04x = 243,786,619.44 × 119,736,675.36
  4. Step 4: Simplify right side
    162,878,891.04x = 29,190,199,308,999,144
  5. Step 5: Solve for x
    x = 29,190,199,308,999,144/162,878,891.04
  6. Step 6: Final answer
    x = 179,214,133.41

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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.