Home / 295,830,143.96-442,881,768.90-172,630,932.44

Finding the Fourth Proportional to 295,830,143.96, 442,881,768.90 and 172,630,932.44

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Solution

The fourth proportional to 295,830,143.96, 442,881,768.90 and 172,630,932.44 is: 258,442,536.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,830,143.96 : 442,881,768.90 = 172,630,932.44 : x
  2. Step 2: Convert to fraction form
    295,830,143.96/442,881,768.90 = 172,630,932.44/x
  3. Step 3: Cross multiply
    295,830,143.96x = 442,881,768.90 × 172,630,932.44
  4. Step 4: Simplify right side
    295,830,143.96x = 76,455,092,725,883,584
  5. Step 5: Solve for x
    x = 76,455,092,725,883,584/295,830,143.96
  6. Step 6: Final answer
    x = 258,442,536.32

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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.