Home / 281,559,615.39-421,794,658.08-158,363,619.93

Finding the Fourth Proportional to 281,559,615.39, 421,794,658.08 and 158,363,619.93

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Solution

The fourth proportional to 281,559,615.39, 421,794,658.08 and 158,363,619.93 is: 237,239,026.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,559,615.39 : 421,794,658.08 = 158,363,619.93 : x
  2. Step 2: Convert to fraction form
    281,559,615.39/421,794,658.08 = 158,363,619.93/x
  3. Step 3: Cross multiply
    281,559,615.39x = 421,794,658.08 × 158,363,619.93
  4. Step 4: Simplify right side
    281,559,615.39x = 66,796,928,920,685,424
  5. Step 5: Solve for x
    x = 66,796,928,920,685,424/281,559,615.39
  6. Step 6: Final answer
    x = 237,239,026.02

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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.