Home / 308,235,422.98-462,430,291.56-89,885,790.10

Finding the Fourth Proportional to 308,235,422.98, 462,430,291.56 and 89,885,790.10

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Solution

The fourth proportional to 308,235,422.98, 462,430,291.56 and 89,885,790.10 is: 134,851,185.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,235,422.98 : 462,430,291.56 = 89,885,790.10 : x
  2. Step 2: Convert to fraction form
    308,235,422.98/462,430,291.56 = 89,885,790.10/x
  3. Step 3: Cross multiply
    308,235,422.98x = 462,430,291.56 × 89,885,790.10
  4. Step 4: Simplify right side
    308,235,422.98x = 41,565,912,123,043,960
  5. Step 5: Solve for x
    x = 41,565,912,123,043,960/308,235,422.98
  6. Step 6: Final answer
    x = 134,851,185.24

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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.