Home / 308,241,461.87-462,430,200.62-89,908,891.53

Finding the Fourth Proportional to 308,241,461.87, 462,430,200.62 and 89,908,891.53

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Solution

The fourth proportional to 308,241,461.87, 462,430,200.62 and 89,908,891.53 is: 134,883,174.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,241,461.87 : 462,430,200.62 = 89,908,891.53 : x
  2. Step 2: Convert to fraction form
    308,241,461.87/462,430,200.62 = 89,908,891.53/x
  3. Step 3: Cross multiply
    308,241,461.87x = 462,430,200.62 × 89,908,891.53
  4. Step 4: Simplify right side
    308,241,461.87x = 41,576,586,747,290,176
  5. Step 5: Solve for x
    x = 41,576,586,747,290,176/308,241,461.87
  6. Step 6: Final answer
    x = 134,883,174.04

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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.