Home / 66,483,504.89-99,645,916.62-30,943,077.16

Finding the Fourth Proportional to 66,483,504.89, 99,645,916.62 and 30,943,077.16

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Solution

The fourth proportional to 66,483,504.89, 99,645,916.62 and 30,943,077.16 is: 46,377,688.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,483,504.89 : 99,645,916.62 = 30,943,077.16 : x
  2. Step 2: Convert to fraction form
    66,483,504.89/99,645,916.62 = 30,943,077.16/x
  3. Step 3: Cross multiply
    66,483,504.89x = 99,645,916.62 × 30,943,077.16
  4. Step 4: Simplify right side
    66,483,504.89x = 3,083,351,286,651,586.50
  5. Step 5: Solve for x
    x = 3,083,351,286,651,586.50/66,483,504.89
  6. Step 6: Final answer
    x = 46,377,688.60

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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.