Home / 338,928,403.40-508,392,605.10-96,559,814.60

Finding the Fourth Proportional to 338,928,403.40, 508,392,605.10 and 96,559,814.60

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Solution

The fourth proportional to 338,928,403.40, 508,392,605.10 and 96,559,814.60 is: 144,839,721.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,928,403.40 : 508,392,605.10 = 96,559,814.60 : x
  2. Step 2: Convert to fraction form
    338,928,403.40/508,392,605.10 = 96,559,814.60/x
  3. Step 3: Cross multiply
    338,928,403.40x = 508,392,605.10 × 96,559,814.60
  4. Step 4: Simplify right side
    338,928,403.40x = 49,090,295,692,467,016
  5. Step 5: Solve for x
    x = 49,090,295,692,467,016/338,928,403.40
  6. Step 6: Final answer
    x = 144,839,721.90

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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.