Home / 290,980,946.67-436,664,195.01-159,914,752.89

Finding the Fourth Proportional to 290,980,946.67, 436,664,195.01 and 159,914,752.89

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Solution

The fourth proportional to 290,980,946.67, 436,664,195.01 and 159,914,752.89 is: 239,978,072.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,980,946.67 : 436,664,195.01 = 159,914,752.89 : x
  2. Step 2: Convert to fraction form
    290,980,946.67/436,664,195.01 = 159,914,752.89/x
  3. Step 3: Cross multiply
    290,980,946.67x = 436,664,195.01 × 159,914,752.89
  4. Step 4: Simplify right side
    290,980,946.67x = 69,829,046,840,934,912
  5. Step 5: Solve for x
    x = 69,829,046,840,934,912/290,980,946.67
  6. Step 6: Final answer
    x = 239,978,072.93

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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.