Home / 219,071,073.60-302,316,982.56-119,950,021.44

Finding the Fourth Proportional to 219,071,073.60, 302,316,982.56 and 119,950,021.44

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Solution

The fourth proportional to 219,071,073.60, 302,316,982.56 and 119,950,021.44 is: 165,530,427.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,071,073.60 : 302,316,982.56 = 119,950,021.44 : x
  2. Step 2: Convert to fraction form
    219,071,073.60/302,316,982.56 = 119,950,021.44/x
  3. Step 3: Cross multiply
    219,071,073.60x = 302,316,982.56 × 119,950,021.44
  4. Step 4: Simplify right side
    219,071,073.60x = 36,262,928,539,748,104
  5. Step 5: Solve for x
    x = 36,262,928,539,748,104/219,071,073.60
  6. Step 6: Final answer
    x = 165,530,427.84

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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.