Home / 361,118,261.21-498,495,752.25-243,802,496.44

Finding the Fourth Proportional to 361,118,261.21, 498,495,752.25 and 243,802,496.44

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Solution

The fourth proportional to 361,118,261.21, 498,495,752.25 and 243,802,496.44 is: 336,550,437.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,118,261.21 : 498,495,752.25 = 243,802,496.44 : x
  2. Step 2: Convert to fraction form
    361,118,261.21/498,495,752.25 = 243,802,496.44/x
  3. Step 3: Cross multiply
    361,118,261.21x = 498,495,752.25 × 243,802,496.44
  4. Step 4: Simplify right side
    361,118,261.21x = 121,534,508,863,285,744
  5. Step 5: Solve for x
    x = 121,534,508,863,285,744/361,118,261.21
  6. Step 6: Final answer
    x = 336,550,437.68

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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.