Home / 85,439,208.95-117,906,674.46-46,280,985.68

Finding the Fourth Proportional to 85,439,208.95, 117,906,674.46 and 46,280,985.68

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Solution

The fourth proportional to 85,439,208.95, 117,906,674.46 and 46,280,985.68 is: 63,868,066.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,439,208.95 : 117,906,674.46 = 46,280,985.68 : x
  2. Step 2: Convert to fraction form
    85,439,208.95/117,906,674.46 = 46,280,985.68/x
  3. Step 3: Cross multiply
    85,439,208.95x = 117,906,674.46 × 46,280,985.68
  4. Step 4: Simplify right side
    85,439,208.95x = 5,456,837,112,215,000
  5. Step 5: Solve for x
    x = 5,456,837,112,215,000/85,439,208.95
  6. Step 6: Final answer
    x = 63,868,066.89

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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.