Home / 85,445,644.69-117,914,883.13-46,287,583.30

Finding the Fourth Proportional to 85,445,644.69, 117,914,883.13 and 46,287,583.30

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Solution

The fourth proportional to 85,445,644.69, 117,914,883.13 and 46,287,583.30 is: 63,876,807.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,445,644.69 : 117,914,883.13 = 46,287,583.30 : x
  2. Step 2: Convert to fraction form
    85,445,644.69/117,914,883.13 = 46,287,583.30/x
  3. Step 3: Cross multiply
    85,445,644.69x = 117,914,883.13 × 46,287,583.30
  4. Step 4: Simplify right side
    85,445,644.69x = 5,457,994,975,189,639
  5. Step 5: Solve for x
    x = 5,457,994,975,189,639/85,445,644.69
  6. Step 6: Final answer
    x = 63,876,807.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.