Home / 85,439,243.14-117,906,721.70-46,281,019.90

Finding the Fourth Proportional to 85,439,243.14, 117,906,721.70 and 46,281,019.90

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Solution

The fourth proportional to 85,439,243.14, 117,906,721.70 and 46,281,019.90 is: 63,868,114.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,439,243.14 : 117,906,721.70 = 46,281,019.90 : x
  2. Step 2: Convert to fraction form
    85,439,243.14/117,906,721.70 = 46,281,019.90/x
  3. Step 3: Cross multiply
    85,439,243.14x = 117,906,721.70 × 46,281,019.90
  4. Step 4: Simplify right side
    85,439,243.14x = 5,456,843,333,341,462
  5. Step 5: Solve for x
    x = 5,456,843,333,341,462/85,439,243.14
  6. Step 6: Final answer
    x = 63,868,114.15

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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.